betamethasone and its Impurities

Betamethasone is a corticosteroid that is available as pill, by injection, and as a cream. It is a steroid medication.It is used as a topical cream to relieve skin irritation, such as itching and flaking from eczema.. Reference standards of Betamethasone API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below

Displaying 100 results for betamethasone Impurities
Drug Reference Standards & Impurity Synthesis in India
PA 02 34510

D-Homo B Derivative of Betamethasone Sodium Phosphate (Disodium Salt)

D-Homo B Derivative of Betamethasone Sodium Phosphate (Disodium Salt)

Drug Reference Standards & Impurity Synthesis in India

  • Catalogue No.:PA 02 34510

  • CAS :

    1201919-18-7

  • Molecular Formula : C22H28FNa2O8P

  • Molecular Weight : 516.41

Drug Reference Standards & Impurity Synthesis in India
PA IPIMP 21 15

Betamethasone 21-valerate (IMP/21/15)

Betamethasone 21-valerate (IMP/21/15)


  • Catalogue No.:PA IPIMP 21 15

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA IPIPRS 169 14

Betamethasone (IPRS/169/14)-from IPC

Betamethasone (IPRS/169/14)-from IPC


  • Catalogue No.:PA IPIPRS 169 14

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA IPIPRS 49 13

Betamethasone Dipropionate (IPRS/49/13)-from IPC

Betamethasone Dipropionate (IPRS/49/13)-from IPC


  • Catalogue No.:PA IPIPRS 49 13

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA IPIPRS 83 10

Betamethasone Valerate (IPRS/83/10)-from IPC

Betamethasone Valerate (IPRS/83/10)-from IPC


  • Catalogue No.:PA IPIPRS 83 10

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001170

21-(Acetyloxy)-9-bromo-11b,17-dihydroxy-16b-methyl-pregna-1,4-diene-3,20-dione


  • Catalogue No.:PAI 02 001170

  • CAS :

    4735-65-3

  • Molecular Formula : C24H31BrO6

  • Molecular Weight : 495.41

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001180

2-((10S,11S,13S,14S,16S,17R)-11,17-Dihydroxy-10,13,16-trimethyl-3-oxo-6,7,10,11,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl Acetate

2-((10S,11S,13S,14S,16S,17R)-11,17-Dihydroxy-10,13,16-trimethyl-3-oxo-6,7,10,11,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl Acetate


  • Catalogue No.:PAI 02 001180

  • CAS :

    52092-03-2

  • Molecular Formula : C24H30O6

  • Molecular Weight : 414.5

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001190

2-((8S,9R,10R,11S,13S,14R,16S,17R)-8-Fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl Acetate

2-((8S,9R,10R,11S,13S,14R,16S,17R)-8-Fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl Acetate


  • Catalogue No.:PAI 02 001190

  • CAS :

    NA

  • Molecular Formula : C24H31FO6

  • Molecular Weight : 434.50

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001200

2-((8S,9R,10S,13S,14S,16S,17R)-9-Bromo-17-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl Acetate


  • Catalogue No.:PAI 02 001200

  • CAS :

    NA

  • Molecular Formula : C24H31BrO5

  • Molecular Weight : 479.41

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001210

2-((9R,10R,11S,13S,16S,17R)-11,17-Dihydroxy-10,13,16-trimethyl-3-oxo-6,7,9,10,11,12,13,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl Acetate


  • Catalogue No.:PAI 02 001210

  • CAS :

    NA

  • Molecular Formula : C24H30O6

  • Molecular Weight : 414.50

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001220

2-((8S,9R,10R,11S,13R,14S,16S,17R)-14-Fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl Acetate


  • Catalogue No.:PAI 02 001220

  • CAS :

    NA

  • Molecular Formula : C24H31FO6

  • Molecular Weight : 434.50

Drug Reference Standards & Impurity Synthesis in India
PA 02 31830

(10S,13S,14S,16S,17R)-17-Hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-6,7,10,11,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-3-one

(10S,13S,14S,16S,17R)-17-Hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-6,7,10,11,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-3-one


  • Catalogue No.:PA 02 31830

  • CAS :

    NA

  • Molecular Formula : C22H28O4

  • Molecular Weight : 356.46

Drug Reference Standards & Impurity Synthesis in India
PA 02 34520

D-Homo A Derivative of Betamethasone Sodium Phosphate (Disodium Salt)

D-Homo A Derivative of Betamethasone Sodium Phosphate (Disodium Salt)


  • Catalogue No.:PA 02 34520

  • CAS :

    1201919-11-0

  • Molecular Formula : C22H28FNa2O8P

  • Molecular Weight : 516.41

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001230

2-((8S,9S,10R,11R,13S,16S,17R)-11,17-Dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl Acetate

2-((8S,9S,10R,11R,13S,16S,17R)-11,17-Dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl Acetate


  • Catalogue No.:PAI 02 001230

  • CAS :

    NA

  • Molecular Formula : C24H32O6

  • Molecular Weight : 416.51

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001240

2-((10S,11R,13S,16S,17R)-9-Chloro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl Acetate

2-((10S,11R,13S,16S,17R)-9-Chloro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl Acetate


  • Catalogue No.:PAI 02 001240

  • CAS :

    NA

  • Molecular Formula : C24H31ClO6

  • Molecular Weight : 450.96

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001250

2-((8S,9R,10S,13S,16S,17R)-9-Chloro-17-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl Acetate

2-((8S,9R,10S,13S,16S,17R)-9-Chloro-17-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl Acetate


  • Catalogue No.:PAI 02 001250

  • CAS :

    NA

  • Molecular Formula : C24H29ClO5

  • Molecular Weight : 432.94

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001260

2-((8S,9S,10R,13S,16S,17R)-17-Hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl Acetate

2-((8S,9S,10R,13S,16S,17R)-17-Hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl Acetate


  • Catalogue No.:PAI 02 001260

  • CAS :

    NA

  • Molecular Formula : C24H30O5

  • Molecular Weight : 398.50

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001270

(4aS,6aS)-7-(2-Acetoxyacetyl)-4a,6a,8-trimethyl-2-oxo-2,4a,5a,6,6a,7,8,9,9a,9b,10,11-dodecahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-7-yl propionate

(4aS,6aS)-7-(2-Acetoxyacetyl)-4a,6a,8-trimethyl-2-oxo-2,4a,5a,6,6a,7,8,9,9a,9b,10,11-dodecahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-7-yl propionate


  • Catalogue No.:PAI 02 001270

  • CAS :

    NA

  • Molecular Formula : C27H34O7

  • Molecular Weight : 470.56

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001280

(10S,13S)-17-(2-Acetoxyacetyl)-9-chloro-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl Propionate

(10S,13S)-17-(2-Acetoxyacetyl)-9-chloro-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl Propionate


  • Catalogue No.:PAI 02 001280

  • CAS :

    NA

  • Molecular Formula : C27H35ClO7

  • Molecular Weight : 507.02

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001290

(10S,13S)-17-(2-Acetoxyacetyl)-9-chloro-10,13,16-trimethyl-3-oxo-6,7,8,9,10,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl Propionate

(10S,13S)-17-(2-Acetoxyacetyl)-9-chloro-10,13,16-trimethyl-3-oxo-6,7,8,9,10,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl Propionate


  • Catalogue No.:PAI 02 001290

  • CAS :

    NA

  • Molecular Formula : C27H33ClO6

  • Molecular Weight : 489.01

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001300

(10R,13S)-17-(2-Acetoxyacetyl)-10,13,16-trimethyl-3-oxo-6,7,8,9,10,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl Propionate

(10R,13S)-17-(2-Acetoxyacetyl)-10,13,16-trimethyl-3-oxo-6,7,8,9,10,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl Propionate


  • Catalogue No.:PAI 02 001300

  • CAS :

    NA

  • Molecular Formula : C27H34O6

  • Molecular Weight : 454.56

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001310

(2'R,8S,9R,10S,11S,13S,14S,16S,17S)-2'-Ethyl-9-fluoro-11-hydroxy-2'-methoxy-10,13,16-trimethyl-7,8,9,10,11,12,13,14,15,16-decahydrospiro[cyclopenta[a]phenanthrene-17,4'-[1,3]dioxane]-3,5'(6H)-dione

(2'R,8S,9R,10S,11S,13S,14S,16S,17S)-2'-Ethyl-9-fluoro-11-hydroxy-2'-methoxy-10,13,16-trimethyl-7,8,9,10,11,12,13,14,15,16-decahydrospiro[cyclopenta[a]phenanthrene-17,4'-[1,3]dioxane]-3,5'(6H)-dione


  • Catalogue No.:PAI 02 001310

  • CAS :

    NA

  • Molecular Formula : C26H35FO6

  • Molecular Weight : 462.56

Drug Reference Standards & Impurity Synthesis in India
PA 02 31840

Betamethasone 21-Mesylate

Betamethasone 21-Mesylate


  • Catalogue No.:PA 02 31840

  • CAS :

    1881-66-9

  • Molecular Formula : C23H31FO7S

  • Molecular Weight : 470.55

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311000

9β,11β-Epoxy-17,21-dihydroxy-16β-methyl-pregn-4-ene-3,20-dione

9β,11β-Epoxy-17,21-dihydroxy-16β-methyl-pregn-4-ene-3,20-dione


  • Catalogue No.:PA 02 0311000

  • CAS :

    114488-14-1

  • Molecular Formula : C22H30O5

  • Molecular Weight : 374.48

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311001

Betamethasone Cyclic 17,21-(ethyl orthopropionate)

Betamethasone Cyclic 17,21-(ethyl orthopropionate)


  • Catalogue No.:PA 02 0311001

  • CAS :

    1062-09-5

  • Molecular Formula : C27H37FO6

  • Molecular Weight : 476.59

Drug Reference Standards & Impurity Synthesis in India
PA 02 0891000

16-Methylepoxide-17-valerate

16-Methylepoxide-17-valerate


  • Catalogue No.:PA 02 0891000

  • CAS :

    52619-21-3

  • Molecular Formula : C27H36O6

  • Molecular Weight : 456.58

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311002

Sodium 2-((3aS,3a1R,4aS,4a1R,5aS,6R,7S,8aS,8bS)-4a1-fluoro-6-hydroxy-3a1,5a,7-trimethyl-3-oxo-3,3a,3a1,4a,4a1,5,5a,6,7,8,8a,8b,9,10-tetradecahydro-2H-cyclopenta[1,2]phenanthro[4,5-bcd]furan-6-yl)-2-oxoethyl phosphate

Sodium 2-((3aS,3a1R,4aS,4a1R,5aS,6R,7S,8aS,8bS)-4a1-fluoro-6-hydroxy-3a1,5a,7-trimethyl-3-oxo-3,3a,3a1,4a,4a1,5,5a,6,7,8,8a,8b,9,10-tetradecahydro-2H-cyclopenta[1,2]phenanthro[4,5-bcd]furan-6-yl)-2-oxoethyl phosphate


  • Catalogue No.:PA 02 0311002

  • CAS :

    1215720-30-1

  • Molecular Formula : C22H30FNa2O8P

  • Molecular Weight : 518.43

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311003

2-((3bS,3cR,4S,5aS,6R,7S,8aS,8bS)-3c-Fluoro-4,6-dihydroxy-3b,5a,7-trimethyl-3-oxo-3,3a,3b,3c,4,5,5a,6,7,8,8a,8b,9,10-tetradecahydrocyclopenta[2,3]cyclopropa[1,2-a]cyclopenta[f]naphthalen-6-yl)-2-oxoethyl phosphate

2-((3bS,3cR,4S,5aS,6R,7S,8aS,8bS)-3c-Fluoro-4,6-dihydroxy-3b,5a,7-trimethyl-3-oxo-3,3a,3b,3c,4,5,5a,6,7,8,8a,8b,9,10-tetradecahydrocyclopenta[2,3]cyclopropa[1,2-a]cyclopenta[f]naphthalen-6-yl)-2-oxoethyl phosphate


  • Catalogue No.:PA 02 0311003

  • CAS :

    NA

  • Molecular Formula : C22H28FO8P2-

  • Molecular Weight : 470.43

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001311

(5'S,8S,9R,10S,11S,13S,14S,16S,17R)-9-Fluoro-11-hydroxy-10,13,16-trimethyl-7,8,9,10,11,12,13,14,15,16-decahydrodispiro[cyclopenta[a]phenanthrene-17,4'-[1,3]dioxolane-5',4''-[1,3]dioxolan]-3(6H)-one

(5'S,8S,9R,10S,11S,13S,14S,16S,17R)-9-Fluoro-11-hydroxy-10,13,16-trimethyl-7,8,9,10,11,12,13,14,15,16-decahydrodispiro[cyclopenta[a]phenanthrene-17,4'-[1,3]dioxolane-5',4''-[1,3]dioxolan]-3(6H)-one


  • Catalogue No.:PAI 02 001311

  • CAS :

    NA

  • Molecular Formula : C24H31FO6

  • Molecular Weight : 434.5

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001312

(5'S,6S,8S,9R,10S,11S,13S,14S,16S,17R)-6-bromo-9-fluoro-11-hydroxy-10,13,16-trimethyl-7,8,9,10,11,12,13,14,15,16-decahydrodispiro[cyclopenta[a]phenanthrene-17,4'-[1,3]dioxolane-5',4''-[1,3]dioxolan]-3(6H)-one

(5'S,6S,8S,9R,10S,11S,13S,14S,16S,17R)-6-bromo-9-fluoro-11-hydroxy-10,13,16-trimethyl-7,8,9,10,11,12,13,14,15,16-decahydrodispiro[cyclopenta[a]phenanthrene-17,4'-[1,3]dioxolane-5',4''-[1,3]dioxolan]-3(6H)-one


  • Catalogue No.:PAI 02 001312

  • CAS :

    NA

  • Molecular Formula : C24H30BrFO6

  • Molecular Weight : 513.4

Drug Reference Standards & Impurity Synthesis in India
PAI 02 005006

2-oxo-2-((4aS,4bS,5aS,6aS,7R,8S,9aS)-4a,6a,8-trimethyl-2-oxo-7-(propionyloxy)-2,4a,5a,6,6a,7,8,9,9a,9b,10,11-dodecahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-7-yl)ethyl propionate

2-oxo-2-((4aS,4bS,5aS,6aS,7R,8S,9aS)-4a,6a,8-trimethyl-2-oxo-7-(propionyloxy)-2,4a,5a,6,6a,7,8,9,9a,9b,10,11-dodecahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-7-yl)ethyl propionate


  • Catalogue No.:PAI 02 005006

  • CAS :

    NA

  • Molecular Formula : C28H36O7

  • Molecular Weight : 484.59

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311004

2-((8S,9R,10S,11S,13S,14S,16S,17R)-9-Fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-hydroxyacetic acid

2-((8S,9R,10S,11S,13S,14S,16S,17R)-9-Fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-hydroxyacetic acid


  • Catalogue No.:PA 02 0311004

  • CAS :

    1184871-61-1

  • Molecular Formula : C22H29FO6

  • Molecular Weight : 408.47

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001313

2-((8S,9R,10S,11S,13S,14S,16S,17R)-9-Fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate

2-((8S,9R,10S,11S,13S,14S,16S,17R)-9-Fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate


  • Catalogue No.:PAI 02 001313

  • CAS :

    987-24-6

  • Molecular Formula : C24H31FO6

  • Molecular Weight : 434.5

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001314

2-((8S,9R,10S,11S,13S,14S)-9-Fluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate

2-((8S,9R,10S,11S,13S,14S)-9-Fluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate


  • Catalogue No.:PAI 02 001314

  • CAS :

    1526-69-8

  • Molecular Formula : C24H29FO5

  • Molecular Weight : 416.49

Drug Reference Standards & Impurity Synthesis in India
PA IPRS 75 16

Betamethasone Dipropionate (IPRS/75/16)

Betamethasone Dipropionate (IPRS/75/16) -from IPC


  • Catalogue No.:PA IPRS 75 16

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311005

1,2-Dihydro beclomethasone

1,2-Dihydro beclomethasone


  • Catalogue No.:PA 02 0311005

  • CAS :

    34542-51-3

  • Molecular Formula : C22H31ClO5

  • Molecular Weight : 410.94

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311006

(16β)-17-Hydroxy-16-methyl-21-(1-oxopropoxy)-Pregna-1,4-diene-3,20-dione

(16β)-17-Hydroxy-16-methyl-21-(1-oxopropoxy)-Pregna-1,4-diene-3,20-dione


  • Catalogue No.:PA 02 0311006

  • CAS :

    1240591-58-5

  • Molecular Formula : C25H34O5

  • Molecular Weight : 414.54

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311007

(11β,16β)-9-Fluoro-11-hydroxy-16-methyl-21-(1-oxobutoxy)-17-(1-oxopropoxy)pregna-1,4-diene-3,20-dione

(11β,16β)-9-Fluoro-11-hydroxy-16-methyl-21-(1-oxobutoxy)-17-(1-oxopropoxy)pregna-1,4-diene-3,20-dione


  • Catalogue No.:PA 02 0311007

  • CAS :

    5533-97-1

  • Molecular Formula : C29H39FO7

  • Molecular Weight : 518.62

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311008

6-Keto betamethasone

6-Keto betamethasone


  • Catalogue No.:PA 02 0311008

  • CAS :

    72559-90-1

  • Molecular Formula : C22H27FO6

  • Molecular Weight : 406.45

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311009

21-Hemiacetal betamethasone

21-Hemiacetal betamethasone


  • Catalogue No.:PA 02 0311009

  • CAS :

    NA

  • Molecular Formula : C23H31FO6

  • Molecular Weight : 422.49

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311010

(6a,11b,16b)-21-(Acetyloxy)-6-bromo-9-fluoro-11,17-dihydroxy-16-methylpregna-1,4-diene-3,20-dione

(6a,11b,16b)-21-(Acetyloxy)-6-bromo-9-fluoro-11,17-dihydroxy-16-methylpregna-1,4-diene-3,20-dione


  • Catalogue No.:PA 02 0311010

  • CAS :

    52618-94-7

  • Molecular Formula : C24H30BrFO6

  • Molecular Weight : 513.4

Drug Reference Standards & Impurity Synthesis in India
PA 02 0321000

Betamethasone 17-acetate

Betamethasone 17-acetate


  • Catalogue No.:PA 02 0321000

  • CAS :

    5534-12-3

  • Molecular Formula : C24H31FO6

  • Molecular Weight : 434.5

Drug Reference Standards & Impurity Synthesis in India
PA 02 0331000

Lumibetamethasone dipropionate

Lumibetamethasone dipropionate


  • Catalogue No.:PA 02 0331000

  • CAS :

    1186336-29-7

  • Molecular Formula : C28H37FO7

  • Molecular Weight : 504.6

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311011

(11β,​16β,​17ξ)​-, 9-Fluoro-11,20-dihydroxy-16-methyl-3-oxo-Pregna-1,4-dien-21-oic acid

(11β,​16β,​17ξ)​-, 9-Fluoro-11,20-dihydroxy-16-methyl-3-oxo-Pregna-1,4-dien-21-oic acid


  • Catalogue No.:PA 02 0311011

  • CAS :

    1155886-49-9

  • Molecular Formula : C22H29FO5

  • Molecular Weight : 392.47

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311012

Betamethasone Acid

Betamethasone Acid


  • Catalogue No.:PA 02 0311012

  • CAS :

    37926-75-3

  • Molecular Formula : C21H27FO5

  • Molecular Weight : 378.44

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311015

(8S,9R,10S,11S,13S,14S,16S,17R)-9-Fluoro-11-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl benzoate

(8S,9R,10S,11S,13S,14S,16S,17R)-9-Fluoro-11-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl benzoate


  • Catalogue No.:PA 02 0311015

  • CAS :

    22298-29-9

  • Molecular Formula : C29H33FO6

  • Molecular Weight : 496.58

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311014

2-((8S,9R,10S,11S,13S,14S,16S,17R)-17-Acetoxy-9-chloro-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate

2-((8S,9R,10S,11S,13S,14S,16S,17R)-17-Acetoxy-9-chloro-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate


  • Catalogue No.:PA 02 0311014

  • CAS :

    86270-68-0

  • Molecular Formula : C26H33ClO7

  • Molecular Weight : 492.99

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311016

(11β,16β,17α)-9-Fluoro-11-hydroxy-16-methyl-3,20-dioxopregna-1,4-dien-21-oic acid

(11β,16β,17α)-9-Fluoro-11-hydroxy-16-methyl-3,20-dioxopregna-1,4-dien-21-oic acid


  • Catalogue No.:PA 02 0311016

  • CAS :

    1257544-85-6

  • Molecular Formula : C22H27FO5

  • Molecular Weight : 390.45

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311017

11,12-Dehydroxy-Betamethasone

11,12-Dehydroxy-Betamethasone


  • Catalogue No.:PA 02 0311017

  • CAS :

    127034-59-7

  • Molecular Formula : C22H27FO4

  • Molecular Weight : 374.45

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001316

2-Oxo-2-((8S,10R,13S,14S,16S,17R)-10,13,16-Trimethyl-3-oxo-17-(propionyloxy)-6,7,8,9,10,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)ethyl propionate

2-Oxo-2-((8S,10R,13S,14S,16S,17R)-10,13,16-Trimethyl-3-oxo-17-(propionyloxy)-6,7,8,9,10,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)ethyl propionate


  • Catalogue No.:PAI 02 001316

  • CAS :

    NA

  • Molecular Formula : C28H36O6

  • Molecular Weight : 468.59

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311019

9,11ß-Epoxy-17,21-dihydroxy-16ß-methylpregna-1,4-diene-3,20-dione

9,11ß-Epoxy-17,21-dihydroxy-16ß-methylpregna-1,4-diene-3,20-dione


  • Catalogue No.:PA 02 0311019

  • CAS :

    NA

  • Molecular Formula : C22H28O5

  • Molecular Weight : 372.46

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311020

9-Bromo Betamethasone

9-Bromo Betamethasone


  • Catalogue No.:PA 02 0311020

  • CAS :

    330157-03-4

  • Molecular Formula : C22H29BrO5

  • Molecular Weight : 453.37

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311021

(4aS,6aS,7R,8S,9aS,9bS)-7-Hydroxy-7-(2-hydroxyacetyl)-4a,6a,8-trimethyl-5a,6,6a,7,8,9,9a,9b,10,11-decahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-2(4aH)-one

(4aS,6aS,7R,8S,9aS,9bS)-7-Hydroxy-7-(2-hydroxyacetyl)-4a,6a,8-trimethyl-5a,6,6a,7,8,9,9a,9b,10,11-decahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-2(4aH)-one


  • Catalogue No.:PA 02 0311021

  • CAS :

    NA

  • Molecular Formula : C22H28O5

  • Molecular Weight : 372.46

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311022

2-oxo-2-((4aS,4bS,5aS,6aS,9aS,9bS)-4a,6a,8-Trimethyl-2-oxo-2,4a,5a,6,6a,9,9a,9b,10,11-decahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-7-yl)ethyl propionate

2-oxo-2-((4aS,4bS,5aS,6aS,9aS,9bS)-4a,6a,8-Trimethyl-2-oxo-2,4a,5a,6,6a,9,9a,9b,10,11-decahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-7-yl)ethyl propionate


  • Catalogue No.:PA 02 0311022

  • CAS :

    NA

  • Molecular Formula : C25H30O5

  • Molecular Weight : 410.51

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311023

2-((8S,9R,10S,13S,14S,16S,17R)-9-Fluoro-17-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl propionate

2-((8S,9R,10S,13S,14S,16S,17R)-9-Fluoro-17-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl propionate


  • Catalogue No.:PA 02 0311023

  • CAS :

    NA

  • Molecular Formula : C25H31FO5

  • Molecular Weight : 430.52

Drug Reference Standards & Impurity Synthesis in India
PAI 02 034001

2-((8S,9R,10S,11S,13S,14S,16S,17R)-9-Fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl Phosphorodichloridate

2-((8S,9R,10S,11S,13S,14S,16S,17R)-9-Fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl Phosphorodichloridate


  • Catalogue No.:PAI 02 034001

  • CAS :

    2758061-33-3

  • Molecular Formula : C22H28Cl2FO6P

  • Molecular Weight : 509.33

Drug Reference Standards & Impurity Synthesis in India
PA EPY0001925

Betamethasone dipropionate for system suitability A (Y0001925)

Betamethasone dipropionate for system suitability A (Y0001925)


  • Catalogue No.:PA EPY0001925

  • CAS :

    5593-20-4

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311024

1,2-Dihydro Betamethasone 17-Valerate

1,2-Dihydro Betamethasone 17-Valerate


  • Catalogue No.:PA 02 0311024

  • CAS :

    154713-07-2

  • Molecular Formula : C27H39FO6

  • Molecular Weight : 478.6

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311018

Betamethasone Succinate

Betamethasone Succinate


  • Catalogue No.:PA 02 0311018

  • CAS :

    27297-42-3

  • Molecular Formula : C26H33FO8

  • Molecular Weight : 492.54

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311025

(1α,5B,11B,16B)-9-Fluoro-11,17,21-trihydroxy-16-methyl-1,5-cyclopregn-3-ene-2,20-dione

(1α,5B,11B,16B)-9-Fluoro-11,17,21-trihydroxy-16-methyl-1,5-cyclopregn-3-ene-2,20-dione


  • Catalogue No.:PA 02 0311025

  • CAS :

    73528-28-6

  • Molecular Formula : C22H29FO5

  • Molecular Weight : 392.47

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311026

(R)-2-((8S,9R,10S,11S,13S,14S,16S,17R)-9-Fluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-hydroxyacetic Acid

(R)-2-((8S,9R,10S,11S,13S,14S,16S,17R)-9-Fluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-hydroxyacetic Acid


  • Catalogue No.:PA 02 0311026

  • CAS :

    1150311-95-7

  • Molecular Formula : C22H29FO5

  • Molecular Weight : 392.47

Drug Reference Standards & Impurity Synthesis in India
PA IPRS 74 20

Betamethasone Sodium Phosphate (IPRS/74/20) - from IPC

Betamethasone Sodium Phosphate (IPRS/74/20) - from IPC


  • Catalogue No.:PA IPRS 74 20

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA IPRSD021

Dexamethasone Sodium Phosphate (IPRSD021) - from IPC

Dexamethasone Sodium Phosphate (IPRSD021) - from IPC


  • Catalogue No.:PA IPRSD021

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PAI 02 033001

(8S,9R,10S,11S,13S,14S,16S,17R)-3-Acetoxy-9-fluoro-11-hydroxy-10,13,16-trimethyl-17-(2-(propionyloxy)acetyl)-8,9,10,11,12,13,14,15,16,17-decahydro-7H-cyclopenta[a]phenanthren-17-yl propionate

(8S,9R,10S,11S,13S,14S,16S,17R)-3-Acetoxy-9-fluoro-11-hydroxy-10,13,16-trimethyl-17-(2-(propionyloxy)acetyl)-8,9,10,11,12,13,14,15,16,17-decahydro-7H-cyclopenta[a]phenanthren-17-yl propionate


  • Catalogue No.:PAI 02 033001

  • CAS :

    NA

  • Molecular Formula : C30H39FO8

  • Molecular Weight : 546.63

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001319

(8S,9R,10S,13S,14S,16S,17R)-9-Chloro-10,13,16-trimethyl-3-oxo-17-(2-(propionyloxy)acetyl)-6,7,8,9,10,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl propionate

(8S,9R,10S,13S,14S,16S,17R)-9-Chloro-10,13,16-trimethyl-3-oxo-17-(2-(propionyloxy)acetyl)-6,7,8,9,10,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl propionate


  • Catalogue No.:PAI 02 001319

  • CAS :

    NA

  • Molecular Formula : C28H35ClO6

  • Molecular Weight : 503.03

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001318

2-((4aS,6aS,7R,8R,9aS,9bS)-7-Hydroxy-4a,6a,8-trimethyl-2-oxo-2,4a,5a,6,6a,7,8,9,9a,9b-decahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-7-yl)-2-oxoethyl Acetate

2-((4aS,6aS,7R,8R,9aS,9bS)-7-Hydroxy-4a,6a,8-trimethyl-2-oxo-2,4a,5a,6,6a,7,8,9,9a,9b-decahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-7-yl)-2-oxoethyl Acetate


  • Catalogue No.:PAI 02 001318

  • CAS :

    NA

  • Molecular Formula : C24H28O6

  • Molecular Weight : 412.48

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001317

(9β,11β,16α)-3,21-Bis(acetyloxy)-9,11-epoxy-17-hydroxy-16-methylpregna-1,3,5-trien-20-one

(9β,11β,16α)-3,21-Bis(acetyloxy)-9,11-epoxy-17-hydroxy-16-methylpregna-1,3,5-trien-20-one


  • Catalogue No.:PAI 02 001317

  • CAS :

    427887-69-2

  • Molecular Formula : C26H32O7

  • Molecular Weight : 456.54

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311027

Pregna-1,4,9(11),16-tetraene-3,20-dione

Pregna-1,4,9(11),16-tetraene-3,20-dione


  • Catalogue No.:PA 02 0311027

  • CAS :

    117048-56-3

  • Molecular Formula : C21H24O2

  • Molecular Weight : 308.42

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311028

3,17b-Diacetoxy-3,5-estradiene

3,17b-Diacetoxy-3,5-estradiene


  • Catalogue No.:PA 02 0311028

  • CAS :

    4999-76-2

  • Molecular Formula : C22H30O4

  • Molecular Weight : 358.48

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311029

Estr-4-en-3-one, 17-(acetyloxy)-6-bromo-, (6β,17β)

Estr-4-en-3-one, 17-(acetyloxy)-6-bromo-, (6β,17β)


  • Catalogue No.:PA 02 0311029

  • CAS :

    5308-21-4

  • Molecular Formula : C20H27BrO3

  • Molecular Weight : 395.34

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001320

2-((4aS,6aS,7R,8S,9aS)-7-Acetoxy-4a,6a,8-trimethyl-2-oxo-2,4a,5a,6,6a,7,8,9,9a,9b,10,11-dodecahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-7-yl)-2-oxoethyl Acetate

2-((4aS,6aS,7R,8S,9aS)-7-Acetoxy-4a,6a,8-trimethyl-2-oxo-2,4a,5a,6,6a,7,8,9,9a,9b,10,11-dodecahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-7-yl)-2-oxoethyl Acetate


  • Catalogue No.:PAI 02 001320

  • CAS :

    NA

  • Molecular Formula : C26H32O7

  • Molecular Weight : 456.54

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001321

2-((10R,13S,14S,16S,17R)-17-Hydroxy-10,13,16-trimethyl-3-oxo-11-(tosyloxy)-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate

2-((10R,13S,14S,16S,17R)-17-Hydroxy-10,13,16-trimethyl-3-oxo-11-(tosyloxy)-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate


  • Catalogue No.:PAI 02 001321

  • CAS :

    NA

  • Molecular Formula : C31H38O8S

  • Molecular Weight : 570.7

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001322

2-((10R,13S,14S,16S,17R)-17-Hydroxy-10,13,16-trimethyl-11-((methylsulfonyl)oxy)-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl Acetate

2-((10R,13S,14S,16S,17R)-17-Hydroxy-10,13,16-trimethyl-11-((methylsulfonyl)oxy)-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl Acetate


  • Catalogue No.:PAI 02 001322

  • CAS :

    NA

  • Molecular Formula : C25H34O8S

  • Molecular Weight : 494.6

Drug Reference Standards & Impurity Synthesis in India
PA STI 089394

Betamethasone-d5 21-Phosphate

Betamethasone-d5 21-Phosphate


  • Catalogue No.:PA STI 089394

  • CAS :

    NA

  • Molecular Formula : C22H25D5FO8P

  • Molecular Weight : 477.48

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001323

2-((8S,10S,13S,14S,16S,17R)-17-Hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,10,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl Acetate

2-((8S,10S,13S,14S,16S,17R)-17-Hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,10,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl Acetate


  • Catalogue No.:PAI 02 001323

  • CAS :

    910-99-6

  • Molecular Formula : C24H30O5

  • Molecular Weight : 398.5

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001324

2-((4aS,6aS,7R,8S,9aS,9bS)-7-Hydroxy-4a,6a,8-trimethyl-2-oxo-2,4a,5a,6,6a,7,8,9,9a,9b,10,11-dodecahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-7-yl)-2-oxoethyl Acetate

2-((4aS,6aS,7R,8S,9aS,9bS)-7-Hydroxy-4a,6a,8-trimethyl-2-oxo-2,4a,5a,6,6a,7,8,9,9a,9b,10,11-dodecahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-7-yl)-2-oxoethyl Acetate


  • Catalogue No.:PAI 02 001324

  • CAS :

    NA

  • Molecular Formula : C24H30O6

  • Molecular Weight : 414.5

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001325

2-((8S,10S,13S,14S,16S,17R)-9-Chloro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl Acetate

2-((8S,10S,13S,14S,16S,17R)-9-Chloro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl Acetate


  • Catalogue No.:PAI 02 001325

  • CAS :

    NA

  • Molecular Formula : C24H31ClO6

  • Molecular Weight : 414.5

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001326

2-((8S,10S,13S,14S,16S,17R)-9-Chloro-17-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl Acetate

2-((8S,10S,13S,14S,16S,17R)-9-Chloro-17-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl Acetate


  • Catalogue No.:PAI 02 001326

  • CAS :

    NA

  • Molecular Formula : C24H29ClO5

  • Molecular Weight : 432.94

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001327

2-((8S,10R,13S,14S,16S,17R)-17-Hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl Acetate

2-((8S,10R,13S,14S,16S,17R)-17-Hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl Acetate


  • Catalogue No.:PAI 02 001327

  • CAS :

    NA

  • Molecular Formula : C24H30O5

  • Molecular Weight : 398.5

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001328

(10S,13S,14S,16S,17R)-17-(2-Acetoxyacetyl)-9-chloro-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl Propionate

(10S,13S,14S,16S,17R)-17-(2-Acetoxyacetyl)-9-chloro-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl Propionate


  • Catalogue No.:PAI 02 001328

  • CAS :

    NA

  • Molecular Formula : C27H35ClO7

  • Molecular Weight : 507.02

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001329

(8S,10S,13S,14S,16S,17R)-17-(2-Acetoxyacetyl)-9-chloro-10,13,16-trimethyl-3-oxo-6,7,8,9,10,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl propionate

(8S,10S,13S,14S,16S,17R)-17-(2-Acetoxyacetyl)-9-chloro-10,13,16-trimethyl-3-oxo-6,7,8,9,10,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl propionate


  • Catalogue No.:PAI 02 001329

  • CAS :

    NA

  • Molecular Formula : C27H33ClO6

  • Molecular Weight : 489.01

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001330

(8S,10S,13S,14S,16S,17R)-17-(2-Acetoxyacetyl)-9-bromo-10,13,16-trimethyl-3-oxo-6,7,8,9,10,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl Propionate

(8S,10S,13S,14S,16S,17R)-17-(2-Acetoxyacetyl)-9-bromo-10,13,16-trimethyl-3-oxo-6,7,8,9,10,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl Propionate


  • Catalogue No.:PAI 02 001330

  • CAS :

    NA

  • Molecular Formula : C27H33BrO6

  • Molecular Weight : 533.46

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311031

2-((4aS,4bS,5aS,6aS,7R,9aS,9bS)-7-Hydroxy-4a,6a-dimethyl-2-oxo-2,4a,5a,6,6a,7,8,9,9a,9b,10,11-dodecahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-7-yl)-2-oxoethyl acetate

2-((4aS,4bS,5aS,6aS,7R,9aS,9bS)-7-Hydroxy-4a,6a-dimethyl-2-oxo-2,4a,5a,6,6a,7,8,9,9a,9b,10,11-dodecahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-7-yl)-2-oxoethyl acetate


  • Catalogue No.:PA 02 0311031

  • CAS :

    38680-83-0

  • Molecular Formula : C23H28O6

  • Molecular Weight : 400.47

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311030

Δ-4,6-Betamethasone

Δ-4,6-Betamethasone


  • Catalogue No.:PA 02 0311030

  • CAS :

    2317-44-4

  • Molecular Formula : C22H27FO5

  • Molecular Weight : 390.45

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001331

(10S,13S,14S,16S,17R)-17-(2-Acetoxyacetyl)-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,10,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl Propionate

(10S,13S,14S,16S,17R)-17-(2-Acetoxyacetyl)-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,10,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl Propionate


  • Catalogue No.:PAI 02 001331

  • CAS :

    NA

  • Molecular Formula : C27H34O7

  • Molecular Weight : 470.56

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311032

Delta-9,11-Betamethasone 21-Phosphate

Delta-9,11-Betamethasone 21-Phosphate


  • Catalogue No.:PA 02 0311032

  • CAS :

    NA

  • Molecular Formula : C22H29O7P

  • Molecular Weight : 436.44

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001332

Methyl (E)-2-((8S,9R,10S,11S,13S,14S,16S)-9-fluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-3,6,7,8,9,10,11,12,13,14,15,16-dodecahydro-17H-cyclopenta[a]phenanthren-17-ylidene)acetate

Methyl (E)-2-((8S,9R,10S,11S,13S,14S,16S)-9-fluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-3,6,7,8,9,10,11,12,13,14,15,16-dodecahydro-17H-cyclopenta[a]phenanthren-17-ylidene)acetate


  • Catalogue No.:PAI 02 001332

  • CAS :

    NA

  • Molecular Formula : C23H29FO4

  • Molecular Weight : 388.48

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001333

2-((4aR,6aS,7R,8S)-7-Hydroxy-4a,6a,8-trimethyl-2,4-di(pyrrolidin-1-yl)-3,4,4a,5a,6,6a,7,8,9,9a,9b,10-dodecahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-7-yl)-2-oxoethyl acetate

2-((4aR,6aS,7R,8S)-7-Hydroxy-4a,6a,8-trimethyl-2,4-di(pyrrolidin-1-yl)-3,4,4a,5a,6,6a,7,8,9,9a,9b,10-dodecahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-7-yl)-2-oxoethyl acetate


  • Catalogue No.:PAI 02 001333

  • CAS :

    NA

  • Molecular Formula : C32H46N2O5

  • Molecular Weight : 538.73

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311033

(8S,9R,10S,11S,13S,14S,16S,17R)-17-(2,2-Dihydroxyacetyl)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one

(8S,9R,10S,11S,13S,14S,16S,17R)-17-(2,2-Dihydroxyacetyl)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one


  • Catalogue No.:PA 02 0311033

  • CAS :

    1184871-60-0

  • Molecular Formula : C22H29FO6

  • Molecular Weight : 408.47

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001334

Ethyl (2-((4aS,6aS,7R,8S,9aS,9bS)-7-hydroxy-4a,6a,8-trimethyl-2-oxo-2,4a,5a,6,6a,7,8,9,9a,9b,10,11-dodecahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-7-yl)-2-oxoethyl) carbonate

Ethyl (2-((4aS,6aS,7R,8S,9aS,9bS)-7-hydroxy-4a,6a,8-trimethyl-2-oxo-2,4a,5a,6,6a,7,8,9,9a,9b,10,11-dodecahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-7-yl)-2-oxoethyl) carbonate


  • Catalogue No.:PAI 02 001334

  • CAS :

    NA

  • Molecular Formula : C25H32O7

  • Molecular Weight : 444.52

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001335

2-((8S,10S,13S,14S,16S,17R)-9-Bromo-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl ethyl carbonate

2-((8S,10S,13S,14S,16S,17R)-9-Bromo-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl ethyl carbonate


  • Catalogue No.:PAI 02 001335

  • CAS :

    NA

  • Molecular Formula : C25H33BrO7

  • Molecular Weight : 525.44

Drug Reference Standards & Impurity Synthesis in India
PAI 02 001336

2-((10S,13S,14S,16S,17R)-11,17-Dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,10,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl ethyl carbonate

2-((10S,13S,14S,16S,17R)-11,17-Dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,10,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl ethyl carbonate


  • Catalogue No.:PAI 02 001336

  • CAS :

    NA

  • Molecular Formula : C25H32O7-2

  • Molecular Weight : 444.52

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311034

(4aS,5aR,6aS,7R,8R,9aS,9bS)-7-Hydroxy-7-(2-hydroxyacetyl)-4a,6a,8-trimethyl-5a,6,6a,7,8,9,9a,9b,10,11-decahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-2(4aH)-one

(4aS,5aR,6aS,7R,8R,9aS,9bS)-7-Hydroxy-7-(2-hydroxyacetyl)-4a,6a,8-trimethyl-5a,6,6a,7,8,9,9a,9b,10,11-decahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-2(4aH)-one


  • Catalogue No.:PA 02 0311034

  • CAS :

    NA

  • Molecular Formula : C22H28O5

  • Molecular Weight : 372.46

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311035

(4aS,5aS,6aS,7R,8R,9aS,9bS)-7-Hydroxy-7-(2-hydroxyacetyl)-4a,6a,8-trimethyl-5a,6,6a,7,8,9,9a,9b,10,11-decahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-2(4aH)-one

(4aS,5aS,6aS,7R,8R,9aS,9bS)-7-Hydroxy-7-(2-hydroxyacetyl)-4a,6a,8-trimethyl-5a,6,6a,7,8,9,9a,9b,10,11-decahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-2(4aH)-one


  • Catalogue No.:PA 02 0311035

  • CAS :

    NA

  • Molecular Formula : C22H28O5

  • Molecular Weight : 372.46

Drug Reference Standards & Impurity Synthesis in India
PA IPRSB045

Betamethasone (IPRSB045)

Betamethasone (IPRSB045)


  • Catalogue No.:PA IPRSB045

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311036

Betamethasone 17-butyrate

Betamethasone 17-butyrate


  • Catalogue No.:PA 02 0311036

  • CAS :

    5534-14-5

  • Molecular Formula : C26H35FO6

  • Molecular Weight : 462.56

Drug Reference Standards & Impurity Synthesis in India
PA IMPB042

Betamethasone 21-valerate (IMPB042)

Betamethasone 21-valerate (IMPB042)


  • Catalogue No.:PA IMPB042

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311037

2-((4aS,6aS,7R,8S,9aS,9bS)-7-Hydroxy-4a,6a,8-trimethyl-2-oxo-2,4a,5a,6,6a,7,8,9,9a,9b,10,11-dodecahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-7-yl)-2-oxoethyl dihydrogen phosphate, Sodium Salt

2-((4aS,6aS,7R,8S,9aS,9bS)-7-Hydroxy-4a,6a,8-trimethyl-2-oxo-2,4a,5a,6,6a,7,8,9,9a,9b,10,11-dodecahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-7-yl)-2-oxoethyl dihydrogen phosphate, Sodium Salt


  • Catalogue No.:PA 02 0311037

  • CAS :

    1257544-79-8

  • Molecular Formula : C22H29NaO8P

  • Molecular Weight : 475.43

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311038

(8S,9S,10R,11S,13S,14S,16S,17R)-11-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl pentanoate

(8S,9S,10R,11S,13S,14S,16S,17R)-11-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl pentanoate


  • Catalogue No.:PA 02 0311038

  • CAS :

    NA

  • Molecular Formula : C27H38O6

  • Molecular Weight : 458.6

Drug Reference Standards & Impurity Synthesis in India
PA 02 0311039

(8S,9R,10S,11S,13S,14S,16S,17R)-9-Fluoro-11-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl pentanoate

(8S,9R,10S,11S,13S,14S,16S,17R)-9-Fluoro-11-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl pentanoate


  • Catalogue No.:PA 02 0311039

  • CAS :

    NA

  • Molecular Formula : C27H39FO6

  • Molecular Weight : 478.6

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