clobetasol propionate and its Impurities

Clobetasol propionate is used for the treatment of various skin disorders including eczema, herpes labialis,psoriasis, and lichen sclerosus. It is also applied to the skin as a cream, ointment, or shampoo.. Reference standards of Clobetasol Propionate API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below

Displaying 39 results for clobetasol propionate Impurities
Drug Reference Standards & Impurity Synthesis in India
PA 03 96000

Clobetasol Propionate

Clobetasol Propionate

  • Catalogue No.:PA 03 96000

  • CAS :

    25122-46-7

  • Molecular Formula : C25H32ClFO5

  • Molecular Weight : 466.97

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Drug Reference Standards & Impurity Synthesis in India
PA 03 96010

Clobetasol Propionate - Impurity A

Betamethasone 17-Propionate

  • Catalogue No.:PA 03 96010

  • CAS :

    5534-13-4

  • Molecular Formula : C25H33FO6

  • Molecular Weight : 448.52

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Drug Reference Standards & Impurity Synthesis in India
PA 03 96020

Clobetasol Propionate - Impurity B

21-Chloro-9-fluoro-11β-hydroxy-16-methylpregna-1,4,16-triene-3,20-dione

  • Catalogue No.:PA 03 96020

  • CAS :

    1356190-17-4

  • Molecular Formula : C22H26ClFO3

  • Molecular Weight : 392.89

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Drug Reference Standards & Impurity Synthesis in India
PA 03 96030

Clobetasol Propionate - Impurity C

21-Chloro-9-fluoro-11β-hydroxy-16α-methyl-3,20-dioxopregna-1,4-dien-17-yl propanoate

  • Catalogue No.:PA 03 96030

  • CAS :

    25122-52-5

  • Molecular Formula : C25H32ClFO5

  • Molecular Weight : 466.97

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Drug Reference Standards & Impurity Synthesis in India
PA 03 96040

Clobetasol Propionate - Impurity D

1,2-Dihydroclobetasol 17-Propionate

  • Catalogue No.:PA 03 96040

  • CAS :

    25120-99-4

  • Molecular Formula : C25H34ClFO5

  • Molecular Weight : 468.99

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Drug Reference Standards & Impurity Synthesis in India
PA 03 96050

Clobetasol Propionate - Impurity E

21-Chloro-16β-methyl-3,20-dioxopregna-1,4-dien-17-yl Propanoate

  • Catalogue No.:PA 03 96050

  • CAS :

    NA

  • Molecular Formula : C25H33ClO4

  • Molecular Weight : 432.98

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Drug Reference Standards & Impurity Synthesis in India
PA 03 96060

Clobetasol Propionate - Impurity F

9-Fluoro-11β-hydroxy-16β-methyl-3-oxopregna-1,4,17(20)-trien-21-oic Acid

  • Catalogue No.:PA 03 96060

  • CAS :

    2412496-00-3

  • Molecular Formula : C22H27FO4

  • Molecular Weight : 374.45

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Drug Reference Standards & Impurity Synthesis in India
PA 03 96070

Clobetasol Propionate - Impurity G

Clobetasol

  • Catalogue No.:PA 03 96070

  • CAS :

    25122-41-2

  • Molecular Formula : C22H28ClFO4

  • Molecular Weight : 410.91

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Drug Reference Standards & Impurity Synthesis in India
PA 03 96080

Clobetasol Propionate - Impurity H

9-Fluoro-11β-hydroxy-16β-methyl-3,20-dioxopregna-1,4-dien-17-yl Propanoate

  • Catalogue No.:PA 03 96080

  • CAS :

    4351-48-8

  • Molecular Formula : C25H33FO5

  • Molecular Weight : 432.52

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Drug Reference Standards & Impurity Synthesis in India
PA 03 96090

Clobetasol Propionate - Impurity I

9-Fluoro-11β-hydroxy-16β-methyl-21-[(methylsulfonyl)oxy]-3,20-dioxopregna-1,4-dien-17-yl propanoate

  • Catalogue No.:PA 03 96090

  • CAS :

    15423-80-0

  • Molecular Formula : C26H35FO8S

  • Molecular Weight : 526.61

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Drug Reference Standards & Impurity Synthesis in India
PA 03 96100

Clobetasol Propionate - Impurity J

17α-spiro Compound

  • Catalogue No.:PA 03 96100

  • CAS :

    1486466-31-2

  • Molecular Formula : C25H30ClFO4

  • Molecular Weight : 448.95

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Drug Reference Standards & Impurity Synthesis in India
PA 03 96110

Clobetasol Propionate - Impurity K

Clobetasol Betamethasone 21-propionate

  • Catalogue No.:PA 03 96110

  • CAS :

    75883-07-7

  • Molecular Formula : C25H33FO6

  • Molecular Weight : 448.52

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Drug Reference Standards & Impurity Synthesis in India
PA 03 96510

Betamethasone 17-propionate-21-Tosyl Compound

Betamethasone 17-propionate-21-Tosyl Compound

  • Catalogue No.:PA 03 96510

  • CAS :

    2409521-73-7

  • Molecular Formula : C32H39FO8S

  • Molecular Weight : 602.71

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Drug Reference Standards & Impurity Synthesis in India
PA 03 96520

(11β)-9-Fluoro-11,21-dihydroxy-16-methyl-pregna-1,4,16-triene-3,20-dione

(11β)-9-Fluoro-11,21-dihydroxy-16-methyl-pregna-1,4,16-triene-3,20-dione

  • Catalogue No.:PA 03 96520

  • CAS :

    59860-99-0

  • Molecular Formula : C22H27FO4

  • Molecular Weight : 374.45

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Drug Reference Standards & Impurity Synthesis in India
PA 03 96530

(2'R,8S,9R,10S,11S,13S,14S,16S)-5'-Ethyl-9-fluoro-4',11-dihydroxy-10,13,16-trimethyl-7,8,9,10,11,12,13,14,15,16-decahydro-3'H-spiro[cyclopenta[a]phenanthrene-17,2'-furan]-3,3'(6H)-dione

(2'R,8S,9R,10S,11S,13S,14S,16S)-5'-Ethyl-9-fluoro-4',11-dihydroxy-10,13,16-trimethyl-7,8,9,10,11,12,13,14,15,16-decahydro-3'H-spiro[cyclopenta[a]phenanthrene-17,2'-furan]-3,3'(6H)-dione

  • Catalogue No.:PA 03 96530

  • CAS :

    NA

  • Molecular Formula : C25H31FO5

  • Molecular Weight : 430.51

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Drug Reference Standards & Impurity Synthesis in India
PA 03 96540

(3S,4aS,4bS,10aS,10bR,11S,12aS)-10b-Fluoro-11-hydroxy-3,10a,12a-trimethyl-1,8-dioxo-1,2,3,4,4a,4b,5,6,8,10a,10b,11,12,12a-tetradecahydrochrysene-2-carbaldehyde

(3S,4aS,4bS,10aS,10bR,11S,12aS)-10b-Fluoro-11-hydroxy-3,10a,12a-trimethyl-1,8-dioxo-1,2,3,4,4a,4b,5,6,8,10a,10b,11,12,12a-tetradecahydrochrysene-2-carbaldehyde

  • Catalogue No.:PA 03 96540

  • CAS :

    NA

  • Molecular Formula : C22H27FO4

  • Molecular Weight : 374.45

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Drug Reference Standards & Impurity Synthesis in India
PA 03 96550

(3S,4aS,4bS,10aS,10bR,11S,12aS)-10b-Fluoro-11-hydroxy-3,10a,12a-trimethyl-2,8-dioxo-1,2,3,4,4a,4b,5,6,8,10a,10b,11,12,12a-tetradecahydrochrysene-1-carbaldehyde

(3S,4aS,4bS,10aS,10bR,11S,12aS)-10b-Fluoro-11-hydroxy-3,10a,12a-trimethyl-2,8-dioxo-1,2,3,4,4a,4b,5,6,8,10a,10b,11,12,12a-tetradecahydrochrysene-1-carbaldehyde

  • Catalogue No.:PA 03 96550

  • CAS :

    NA

  • Molecular Formula : C22H27FO4

  • Molecular Weight : 374.45

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Drug Reference Standards & Impurity Synthesis in India
PA 03 96560

(6α,9β,11β,16α)-9,11-Epoxy-6-fluoro-21-hydroxy-16-methyl-pregna-1,4-diene-3,20-dione

(6α,9β,11β,16α)-9,11-Epoxy-6-fluoro-21-hydroxy-16-methyl-pregna-1,4-diene-3,20-dione

  • Catalogue No.:PA 03 96560

  • CAS :

    61618-89-1

  • Molecular Formula : C22H27FO4

  • Molecular Weight : 374.45

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Drug Reference Standards & Impurity Synthesis in India
PA USP1138405

Clobetasol Propionate (1138405)

Clobetasol Propionate (1138405)

  • Catalogue No.:PA USP1138405

  • CAS :

    25122-46-7

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1138427

Clobetasol Propionate Related Compound A (9-alpha-fluoro-11-beta-hydroxy-16-beta-methyl-3-oxoandros (1138427)

Clobetasol Propionate Related Compound A (9-alpha-fluoro-11-beta-hydroxy-16-beta-methyl-3-oxoandros (1138427)

  • Catalogue No.:PA USP1138427

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA BP521RB

clobetasol propionate (521RB)

clobetasol propionate (521RB)

  • Catalogue No.:PA BP521RB

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA EPY0000570

Clobetasol for peak identification (Y0000570)

Clobetasol for peak identification (Y0000570)

  • Catalogue No.:PA EPY0000570

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA EPY0000571

Clobetasol impurity J (Y0000571)

Clobetasol impurity J (Y0000571)

  • Catalogue No.:PA EPY0000571

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA EPY0000559

Clobetasol propionate (Y0000559)

Clobetasol propionate (Y0000559)

  • Catalogue No.:PA EPY0000559

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PA IPIPRS 10 15

Clobetasol Propionate (IPRS/10/15)-from IPC

Clobetasol Propionate (IPRS/10/15)-from IPC

  • Catalogue No.:PA IPIPRS 10 15

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA 03 96570

Ethyl (E)-2-((9R,10S,11S,13S,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

Ethyl (E)-2-((9R,10S,11S,13S,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.:PA 03 96570

  • CAS :

    NA

  • Molecular Formula : C24H31FO4

  • Molecular Weight : 402.51

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Drug Reference Standards & Impurity Synthesis in India
PA 03 0961000

bis(2-(tert-Butyl)-6-(3-(tert-butyl)-2-hydroxy-5-methylbenzyl)-4-methylphenyl) Terephthalate

bis(2-(tert-Butyl)-6-(3-(tert-butyl)-2-hydroxy-5-methylbenzyl)-4-methylphenyl) Terephthalate

  • Catalogue No.:PA 03 0961000

  • CAS :

    57569-40-1

  • Molecular Formula : C54H66O6

  • Molecular Weight : 811.12

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PA IPRSC049

Clobetasol Propionate (IPRSC049)

Clobetasol Propionate (IPRSC049)

  • Catalogue No.:PA IPRSC049

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PAI 03 096001

(10S,13S,16S,17R)-11-((tert-Butyldimethylsilyl)oxy)-17-(2-chloroacetyl)-9-fluoro-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,16S,17R)-11-((tert-Butyldimethylsilyl)oxy)-17-(2-chloroacetyl)-9-fluoro-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 03 096001

  • CAS :

    NA

  • Molecular Formula : C31H46ClFO5Si

  • Molecular Weight : 581.24

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PAI 03 096002

(10S,13S,16S,17R)-3-Acetoxy-6-chloro-17-(2-chloroacetyl)-9-fluoro-11-hydroxy-10,13,16-trimethyl-8,9,10,11,12,13,14,15,16,17-decahydro-7H-cyclopenta[a]phenanthren-17-yl propionate

(10S,13S,16S,17R)-3-Acetoxy-6-chloro-17-(2-chloroacetyl)-9-fluoro-11-hydroxy-10,13,16-trimethyl-8,9,10,11,12,13,14,15,16,17-decahydro-7H-cyclopenta[a]phenanthren-17-yl propionate

  • Catalogue No.:PAI 03 096002

  • CAS :

    NA

  • Molecular Formula : C27H33Cl2FO6

  • Molecular Weight : 543.45

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PAI 03 096003

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

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

  • Catalogue No.:PAI 03 096003

  • CAS :

    NA

  • Molecular Formula : C31H37FO8S

  • Molecular Weight : 588.69

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PAI 03 096004

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

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

  • Catalogue No.:PAI 03 096004

  • CAS :

    NA

  • Molecular Formula : C27H36ClFO5

  • Molecular Weight : 495.03

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PAI 03 096005

(10S,13S,16S,17R)-6-Bromo-17-(2-chloroacetyl)-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 propionate

(10S,13S,16S,17R)-6-Bromo-17-(2-chloroacetyl)-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 propionate

  • Catalogue No.:PAI 03 096005

  • CAS :

    NA

  • Molecular Formula : C25H31BrClFO5

  • Molecular Weight : 545.87

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PAI 03 096006

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

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

  • Catalogue No.:PAI 03 096006

  • CAS :

    NA

  • Molecular Formula : C32H36ClFO6

  • Molecular Weight : 571.08

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Drug Reference Standards & Impurity Synthesis in India
PA Y0002164

Clobetasol propionate for peak identification (Y0002164)

Clobetasol propionate for peak identification (Y0002164)

  • Catalogue No.:PA Y0002164

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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PAI 03 096007

(10S,13S,16S,17R)-17-(2-Chloroacetyl)-9-fluoro-11-hydroxy-10,13,16-trimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydrospiro[cyclopenta[a]phenanthrene-3,2'-[1,3]dioxolan]-17-yl propionate

(10S,13S,16S,17R)-17-(2-Chloroacetyl)-9-fluoro-11-hydroxy-10,13,16-trimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydrospiro[cyclopenta[a]phenanthrene-3,2'-[1,3]dioxolan]-17-yl propionate

  • Catalogue No.:PAI 03 096007

  • CAS :

    NA

  • Molecular Formula : C27H36ClFO6

  • Molecular Weight : 511.03

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PAI 03 096008

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

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

  • Catalogue No.:PAI 03 096008

  • CAS :

    NA

  • Molecular Formula : C32H38ClFO6

  • Molecular Weight : 573.1

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Drug Reference Standards & Impurity Synthesis in India
PA OEM 0960300010

(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)acetic Acid (OEM)

(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)acetic Acid (OEM)

  • Catalogue No.:PA OEM 0960300010

  • CAS :

    2412496-00-3

  • Molecular Formula : C22H27FO4

  • Molecular Weight : 374.45

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PA OEM 0960300011

(8S,9R,10S,11S,13S,14S,16R,17R)-17-(2-Chloroacetyl)-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 propionate (OEM)

(8S,9R,10S,11S,13S,14S,16R,17R)-17-(2-Chloroacetyl)-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 propionate (OEM)

  • Catalogue No.:PA OEM 0960300011

  • CAS :

    25122-52-5

  • Molecular Formula : C25H32ClFO5

  • Molecular Weight : 466.97

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