drospirenone and its Impurities

Drospirenone is a synthetic progestin. Drospirenone is used by itself as a progestogen-only birth control pill, in combination with the estrogen ethinylestradiol.. Reference standards of Drospirenone API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below

Displaying 77 results for drospirenone Impurities
Drug Reference Standards & Impurity Synthesis in India
PA 04 68000

Drospirenone

Drospirenone


  • Catalogue No.:PA 04 68000

  • CAS :

    67392-87-4

  • Molecular Formula : C24H30O3

  • Molecular Weight : 366.49

Drug Reference Standards & Impurity Synthesis in India
PA 04 68010

Drospirenone - Impurity A

6,7-Demethylene Drospirenone

Drug Reference Standards & Impurity Synthesis in India

  • Catalogue No.:PA 04 68010

  • CAS :

    67372-68-3

  • Molecular Formula : C23H30O3

  • Molecular Weight : 354.48

Drug Reference Standards & Impurity Synthesis in India
PA 04 68020

Drospirenone - Impurity B

7β-hydroxymethyl derivative


  • Catalogue No.:PA 04 68020

  • CAS :

    NA

  • Molecular Formula : C24H32O4

  • Molecular Weight : 384.51

Drug Reference Standards & Impurity Synthesis in India
PA 04 68030

Drospirenone - Impurity C

17-keto derivative


  • Catalogue No.:PA 04 68030

  • CAS :

    116298-21-6

  • Molecular Formula : C21H26O2

  • Molecular Weight : 310.43

Drug Reference Standards & Impurity Synthesis in India
PA 04 68050

Drospirenone - Impurity E

17-epi-Drospirenone


  • Catalogue No.:PA 04 68050

  • CAS :

    90457-65-1

  • Molecular Formula : C24H30O3

  • Molecular Weight : 366.49

Drug Reference Standards & Impurity Synthesis in India
PA 04 68060

Drospirenone - Impurity F

15β-Methyl Drospirenone


  • Catalogue No.:PA 04 68060

  • CAS :

    NA

  • Molecular Formula : C24H32O3

  • Molecular Weight : 368.51

Drug Reference Standards & Impurity Synthesis in India
PA 04 68070

Drospirenone - Impurity G

7-Chloromethyl Drospirenone


  • Catalogue No.:PA 04 68070

  • CAS :

    932388-90-4

  • Molecular Formula : C24H31ClO3

  • Molecular Weight : 402.95

Drug Reference Standards & Impurity Synthesis in India
PA 04 68080

Drospirenone - Impurity H

7-Chloromethyl 17R-Drospirenone


  • Catalogue No.:PA 04 68080

  • CAS :

    932388-89-1

  • Molecular Formula : C24H31ClO3

  • Molecular Weight : 402.95

Drug Reference Standards & Impurity Synthesis in India
PA 04 68090

Drospirenone - Impurity I

7β-hydroxymethyldiene derivative


  • Catalogue No.:PA 04 68090

  • CAS :

    2896199-04-3

  • Molecular Formula : C24H32O3

  • Molecular Weight : 368.51

Drug Reference Standards & Impurity Synthesis in India
PA 04 68100

Drospirenone - Impurity J

Hydroxydrospirenone


  • Catalogue No.:PA 04 68100

  • CAS :

    197721-70-3

  • Molecular Formula : C24H32O4

  • Molecular Weight : 384.51

Drug Reference Standards & Impurity Synthesis in India
PA 04 68110

Drospirenone - Impurity K

6α,7α-Drospirenone


  • Catalogue No.:PA 04 68110

  • CAS :

    889652-31-7

  • Molecular Formula : C24H30O3

  • Molecular Weight : 366.49

Drug Reference Standards & Impurity Synthesis in India
PA STI 032820

3β,5β-Dihydroxy Drospirenone-d4 Ring-opened Alcohol Impurity

3β,5β-Dihydroxy Drospirenone-d4 Ring-opened Alcohol Impurity


  • Catalogue No.:PA STI 032820

  • CAS :

    NA

  • Molecular Formula : C24H34D4O4

  • Molecular Weight : 394.58

Drug Reference Standards & Impurity Synthesis in India
PA STI 036500

Drospirenone-13C3

Drospirenone-13C3


  • Catalogue No.:PA STI 036500

  • CAS :

    NA

  • Molecular Formula : C2113C3H30O3

  • Molecular Weight : 369.47

Drug Reference Standards & Impurity Synthesis in India
PA STI 036510

Drospirenone-d4

Drospirenone-d4


  • Catalogue No.:PA STI 036510

  • CAS :

    2376035-94-6

  • Molecular Formula : C24H26D4O3

  • Molecular Weight : 370.52

Drug Reference Standards & Impurity Synthesis in India
PA STI 036520

Drospirenone-d4 3,5-Diol

Drospirenone-d4 3,5-Diol


  • Catalogue No.:PA STI 036520

  • CAS :

    NA

  • Molecular Formula : C24H30D4O4

  • Molecular Weight : 390.55

Drug Reference Standards & Impurity Synthesis in India
PA STI 048680

5'-Hydroxy Drospirenone-13C3

5'-Hydroxy Drospirenone-13C3


  • Catalogue No.:PA STI 048680

  • CAS :

    NA

  • Molecular Formula : C2113C3H32O3

  • Molecular Weight : 371.49

Drug Reference Standards & Impurity Synthesis in India
PA STI 048690

5β-Hydroxy Drospirenone-d4

5β-Hydroxy Drospirenone-d4


  • Catalogue No.:PA STI 048690

  • CAS :

    NA

  • Molecular Formula : C24H28D4O4

  • Molecular Weight : 388.53

Drug Reference Standards & Impurity Synthesis in India
PA STI 051260

17-(3-Hydroxypropyl-13C3)-6β,7β:15β,16β-dimethyleneandrostane-3β,5β,17β-triol

17-(3-Hydroxypropyl-13C3)-6β,7β:15β,16β-dimethyleneandrostane-3β,5β,17β-triol


  • Catalogue No.:PA STI 051260

  • CAS :

    1264137-83-8

  • Molecular Formula : C2113C3H38O4

  • Molecular Weight : 393.63

Drug Reference Standards & Impurity Synthesis in India
PA STI 051270

17-(3-Hydroxy-1-propynyl-13C3)-6β,7β:15β,16β-dimethyleneandrostane -3β,5β,17β-triol

17-(3-Hydroxy-1-propynyl-13C3)-6β,7β:15β,16β-dimethyleneandrostane -3β,5β,17β-triol


  • Catalogue No.:PA STI 051270

  • CAS :

    NA

  • Molecular Formula : C2113C3H34O4

  • Molecular Weight : 389.5

Drug Reference Standards & Impurity Synthesis in India
PA EPY0001115

Drospirenone impurity E (Y0001115)

Drospirenone impurity E (Y0001115)


  • Catalogue No.:PA EPY0001115

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA USP1229409

Drospirenone (1229409)

Drospirenone (1229409)


  • Catalogue No.:PA USP1229409

  • CAS :

    67392-87-4

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA USP1229410

Drospirenone Related Compound A (17-Hydroxy-6beta,7beta:15beta,16beta-dimethylene-3-oxo-17beta-preg (1229410)

Drospirenone Related Compound A (17-Hydroxy-6beta,7beta:15beta,16beta-dimethylene-3-oxo-17beta-preg (1229410)


  • Catalogue No.:PA USP1229410

  • CAS :

    90457-65-1

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA EPY0001105

Drospirenone (Y0001105)

Drospirenone (Y0001105)


  • Catalogue No.:PA EPY0001105

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PA EPY0001718

Drospirenone for peak identification (Y0001718)

Drospirenone for peak identification (Y0001718)


  • Catalogue No.:PA EPY0001718

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018010

Ethyl 3-((2S,4aR,4bS,6aS,7S,7aS,8aS,8dR,9aR,9bR)-2,7,9b-trihydroxy-4a,6a-dimethyloctadecahydro-1H-cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthren-7-yl)propiolate

Ethyl 3-((2S,4aR,4bS,6aS,7S,7aS,8aS,8dR,9aR,9bR)-2,7,9b-trihydroxy-4a,6a-dimethyloctadecahydro-1H-cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthren-7-yl)propiolate


  • Catalogue No.:PAI 04 018010

  • CAS :

    NA

  • Molecular Formula : C26H36O5

  • Molecular Weight : 428.57

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018020

Ethyl 3-((4aR,4bS,6aS,7S,7aS,8aS,8dR,9aR,9bR)-7,9b-dihydroxy-4a,6a-dimethyl-2-oxooctadecahydro-1H-cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthren-7-yl)propiolate

Ethyl 3-((4aR,4bS,6aS,7S,7aS,8aS,8dR,9aR,9bR)-7,9b-dihydroxy-4a,6a-dimethyl-2-oxooctadecahydro-1H-cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthren-7-yl)propiolate


  • Catalogue No.:PAI 04 018020

  • CAS :

    NA

  • Molecular Formula : C26H34O5

  • Molecular Weight : 426.55

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018030

Sodium 3-((4aR,4bS,6aS,7S,7aS,8aS,8dR,9aR,9bR)-7,9b-dihydroxy-4a,6a-dimethyl-2-oxooctadecahydro-1H-cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthren-7-yl)propanoate

Sodium 3-((4aR,4bS,6aS,7S,7aS,8aS,8dR,9aR,9bR)-7,9b-dihydroxy-4a,6a-dimethyl-2-oxooctadecahydro-1H-cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthren-7-yl)propanoate


  • Catalogue No.:PAI 04 018030

  • CAS :

    NA

  • Molecular Formula : C24H33NaO5

  • Molecular Weight : 424.51

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018040

ethyl 3-((4aR,4bS,6aS,7S,7aS,8aS,8dR,9aR,9bR)-7,9b-dihydroxy-4a,6a-dimethyl-2-oxooctadecahydro-1H-cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthren-7-yl)propanoate

ethyl 3-((4aR,4bS,6aS,7S,7aS,8aS,8dR,9aR,9bR)-7,9b-dihydroxy-4a,6a-dimethyl-2-oxooctadecahydro-1H-cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthren-7-yl)propanoate


  • Catalogue No.:PAI 04 018040

  • CAS :

    NA

  • Molecular Formula : C26H38O5

  • Molecular Weight : 430.59

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018050

3-((4aR,4bS,6aS,7S,7aS,8aS,8dR,9aR,9bR)-7,9b-Dihydroxy-4a,6a-dimethyl-2-oxooctadecahydro-1H-cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthren-7-yl)propanoic Acid

3-((4aR,4bS,6aS,7S,7aS,8aS,8dR,9aR,9bR)-7,9b-Dihydroxy-4a,6a-dimethyl-2-oxooctadecahydro-1H-cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthren-7-yl)propanoic Acid


  • Catalogue No.:PAI 04 018050

  • CAS :

    NA

  • Molecular Formula : C24H34O5

  • Molecular Weight : 402.53

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018060

3-((4aR,4bS,6aS,7S,7aS,8aS,8dR,9aR)-7-Hydroxy-4a,6a-dimethyl-2-oxo-3,4,4a,4b,5,6,6a,7,7a,8,8a,8b,8c,8d,9,9a-hexadecahydro-2H-cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthren-7-yl)propanoic Acid

3-((4aR,4bS,6aS,7S,7aS,8aS,8dR,9aR)-7-Hydroxy-4a,6a-dimethyl-2-oxo-3,4,4a,4b,5,6,6a,7,7a,8,8a,8b,8c,8d,9,9a-hexadecahydro-2H-cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthren-7-yl)propanoic Acid


  • Catalogue No.:PAI 04 018060

  • CAS :

    NA

  • Molecular Formula : C24H32O4

  • Molecular Weight : 384.52

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018070

(4aR,4bS,6aS,7S,7aS,8aS,8dR,9aR,9bR)-2,9bDdihydroxy-4a,6a-dimethylicosahydro-5'H-spiro[cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthrene-7,2'-furan]-5'-one

(4aR,4bS,6aS,7S,7aS,8aS,8dR,9aR,9bR)-2,9bDdihydroxy-4a,6a-dimethylicosahydro-5'H-spiro[cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthrene-7,2'-furan]-5'-one


  • Catalogue No.:PAI 04 018070

  • CAS :

    NA

  • Molecular Formula : C24H34O4

  • Molecular Weight : 386.53

Drug Reference Standards & Impurity Synthesis in India
PA 04 68040

Drospirenone - Impurity D

Δ6-Drospirenone

Drug Reference Standards & Impurity Synthesis in India

  • Catalogue No.:PA 04 68040

  • CAS :

    67372-69-4

  • Molecular Formula : C23H28O3

  • Molecular Weight : 352.47

Drug Reference Standards & Impurity Synthesis in India
PA 04 68510

3β-O-Acetyl-androsta-5,15-dien-17-one

3β-O-Acetyl-androsta-5,15-dien-17-one


  • Catalogue No.:PA 04 68510

  • CAS :

    17921-64-1

  • Molecular Formula : C21H28O3

  • Molecular Weight : 328.45

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018080

((4aR,4bS,6aS,7S,7aS,8aS,8bS,8cR,9S)-4a,6a-Dimethyl-2,5'-dioxo-2,4,4a,4b,4',5,5',6,6a,7a,8,8a,8b,8c,9,10-hexadecahydro-3H,3'H-spiro[cyclopropa[4,5]cyclopenta[1,2-a]phenanthrene-7,2'-furan]-9-yl)methyl Acetate


  • Catalogue No.:PAI 04 018080

  • CAS :

    NA

  • Molecular Formula : C26H34O5

  • Molecular Weight : 426.24

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018090

(4aR,4bS,6aS,7S,7aS,8aS,8bS,8cR,8dR,9aR)-2-Hydroxy-4a,6a-dimethyl-2,3,3',4,4a,4b,4',5,6,6a,7a,8,8a,8b,8c,8d,9,9a-octadecahydro-5'H-spiro[cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthrene-7,2'-furan]-5'-one


  • Catalogue No.:PAI 04 018090

  • CAS :

    NA

  • Molecular Formula : C24H32O3

  • Molecular Weight : 368.52

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018100

17-(3-Hydroxy-1-propynyl)-6β,7β:15β,16β-dimethyleneandrostane-3β,5β,17β-triol

17-(3-Hydroxy-1-propynyl)-6β,7β:15β,16β-dimethyleneandrostane-3β,5β,17β-triol


  • Catalogue No.:PAI 04 018100

  • CAS :

    82543-17-7

  • Molecular Formula : C24H34O4

  • Molecular Weight : 386.53

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018110

3β,5β-Dihydroxy Drospirenone Ring-opened Alcohol Impurity

3β,5β-Dihydroxy Drospirenone Ring-opened Alcohol Impurity


  • Catalogue No.:PAI 04 018110

  • CAS :

    82543-18-8

  • Molecular Formula : C24H38O4

  • Molecular Weight : 390.56

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018120

(2S,4aR,6aS,7aS,8aS,8dS,9aS,9bR)-2,9b-Dihydroxy-4a,6a-dimethyloctadecahydro-7H-cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthren-7-one

(2S,4aR,6aS,7aS,8aS,8dS,9aS,9bR)-2,9b-Dihydroxy-4a,6a-dimethyloctadecahydro-7H-cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthren-7-one


  • Catalogue No.:PAI 04 018120

  • CAS :

    NA

  • Molecular Formula : C21H30O3

  • Molecular Weight : 330.47

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018130

(2S,4aR,6aS,7S,7aS,8aS,8dS,9aS,9bR)-7-(3,3-Dimethoxypropyl)-4a,6a-dimethyloctadecahydro-9bH-cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthrene-2,7,9b-triol

(2S,4aR,6aS,7S,7aS,8aS,8dS,9aS,9bR)-7-(3,3-Dimethoxypropyl)-4a,6a-dimethyloctadecahydro-9bH-cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthrene-2,7,9b-triol


  • Catalogue No.:PAI 04 018130

  • CAS :

    NA

  • Molecular Formula : C26H42O5

  • Molecular Weight : 434.62

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018140

(2S,4aR,4bS,6aS,7S,7aS,8aS,8dR,9aR,9bR)-2,9b-Dihydroxy-4a,6a-dimethylicosahydro-5'H-spiro[cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthrene-7,2'-furan]-5'-one

(2S,4aR,4bS,6aS,7S,7aS,8aS,8dR,9aR,9bR)-2,9b-Dihydroxy-4a,6a-dimethylicosahydro-5'H-spiro[cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthrene-7,2'-furan]-5'-one


  • Catalogue No.:PAI 04 018140

  • CAS :

    NA

  • Molecular Formula : C24H34O4

  • Molecular Weight : 386.53

Drug Reference Standards & Impurity Synthesis in India
PA 04 0681000

3β,5β,17β-Trihydroxy-17α-(3-hydroxy-1-propynyl)-15β,16β-methylene-5β-androst-6-en-17-one

3β,5β,17β-Trihydroxy-17α-(3-hydroxy-1-propynyl)-15β,16β-methylene-5β-androst-6-en-17-one


  • Catalogue No.:PA 04 0681000

  • CAS :

    108674-97-1

  • Molecular Formula : C23H32O4

  • Molecular Weight : 372.5

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018141

(2S,4aR,6aS,7S,7aS,8aS,10aR)-7-(3-Hydroxypropyl)-4a,6a-dimethyl-2,3,4,4a,4b,5,6,6a,7,7a,8,8a,8b,8c-tetradecahydrocyclopropa[4,5]cyclopenta[1,2-a]phenanthrene-2,7,10a(1H)-triol

(2S,4aR,6aS,7S,7aS,8aS,10aR)-7-(3-Hydroxypropyl)-4a,6a-dimethyl-2,3,4,4a,4b,5,6,6a,7,7a,8,8a,8b,8c-tetradecahydrocyclopropa[4,5]cyclopenta[1,2-a]phenanthrene-2,7,10a(1H)-triol


  • Catalogue No.:PAI 04 018141

  • CAS :

    NA

  • Molecular Formula : C23H36O4

  • Molecular Weight : 376.54

Drug Reference Standards & Impurity Synthesis in India
PA 04 0681001

Drospirenone Diol Impurity

Drospirenone Diol Impurity


  • Catalogue No.:PA 04 0681001

  • CAS :

    69651-50-9

  • Molecular Formula : C24H34O3

  • Molecular Weight : 370.53

Drug Reference Standards & Impurity Synthesis in India
PA 04 0681002

Drospirenone acid potassium salt

Drospirenone acid potassium salt


  • Catalogue No.:PA 04 0681002

  • CAS :

    90704-90-8

  • Molecular Formula : C24H32KO4

  • Molecular Weight : 423.61

Drug Reference Standards & Impurity Synthesis in India
PA 04 0681003

(1R,2R,4R,5R,7S,10R,11R,14S,15S,16S,18S,19R)-10,14-Dimethylspiro[hexacyclo[9.8.0.02,4.05,10.014,19.016,18]nonadecane-15,5'-oxolane]-2',5,7-triol

(1R,2R,4R,5R,7S,10R,11R,14S,15S,16S,18S,19R)-10,14-Dimethylspiro[hexacyclo[9.8.0.02,4.05,10.014,19.016,18]nonadecane-15,5'-oxolane]-2',5,7-triol


  • Catalogue No.:PA 04 0681003

  • CAS :

    1079392-41-8

  • Molecular Formula : C24H36O4

  • Molecular Weight : 388.55

Drug Reference Standards & Impurity Synthesis in India
PA 04 0681004

Drospirenone Ether Impurity

Drospirenone Ether Impurity


  • Catalogue No.:PA 04 0681004

  • CAS :

    90376-21-9

  • Molecular Formula : C24H32O2

  • Molecular Weight : 352.52

Drug Reference Standards & Impurity Synthesis in India
PA 04 0681005

(8S,9S,10R,13S,14S)-10,13-Dimethyl-1,6,7,8,9,10,11,12,13,14,15,16-dodecahydro-3H-cyclopenta[a]phenanthrene-3,17(2H)-dione

(8S,9S,10R,13S,14S)-10,13-Dimethyl-1,6,7,8,9,10,11,12,13,14,15,16-dodecahydro-3H-cyclopenta[a]phenanthrene-3,17(2H)-dione


  • Catalogue No.:PA 04 0681005

  • CAS :

    5144-25-2

  • Molecular Formula : C19H26O2

  • Molecular Weight : 286.42

Drug Reference Standards & Impurity Synthesis in India
PA 04 0681006

(4aR,4bS,6aS,7S,7aS,8aS,8bS,8cR,9bR)-5',9b-Dihydroxy-4a,6a-dimethyloctadecahydro-3'H-spiro[cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthrene-7,2'-furan]-2(1H)-one

(4aR,4bS,6aS,7S,7aS,8aS,8bS,8cR,9bR)-5',9b-Dihydroxy-4a,6a-dimethyloctadecahydro-3'H-spiro[cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthrene-7,2'-furan]-2(1H)-one


  • Catalogue No.:PA 04 0681006

  • CAS :

    863329-70-8

  • Molecular Formula : C24H34O4

  • Molecular Weight : 386.53

Drug Reference Standards & Impurity Synthesis in India
PA 04 0681007

(4aR,4bS,6aS,7S,7aS,8aS,8bS,8cR,8dR,9aR,9bR)-7,9b-Dihydroxy-7-(3-hydroxypropyl)-4a,6a-dimethyloctadecahydro-2H-cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthren-2-one

(4aR,4bS,6aS,7S,7aS,8aS,8bS,8cR,8dR,9aR,9bR)-7,9b-Dihydroxy-7-(3-hydroxypropyl)-4a,6a-dimethyloctadecahydro-2H-cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthren-2-one


  • Catalogue No.:PA 04 0681007

  • CAS :

    1357252-81-3

  • Molecular Formula : C24H36O4

  • Molecular Weight : 388.55

Drug Reference Standards & Impurity Synthesis in India
PA 04 0681008

(4aR,4bS,6aS,7S,7aS,8aS,8bS,8cR,9R)-9-(Hydroxymethyl)-4a,6a-dimethyl-3',4,4a,4b,4',5,6,6a,7a,8,8a,8b,8c,9-tetradecahydro-3H,5'H-spiro[cyclopropa[4,5]cyclopenta[1,2-a]phenanthrene-7,2'-furan]-5'-one

(4aR,4bS,6aS,7S,7aS,8aS,8bS,8cR,9R)-9-(Hydroxymethyl)-4a,6a-dimethyl-3',4,4a,4b,4',5,6,6a,7a,8,8a,8b,8c,9-tetradecahydro-3H,5'H-spiro[cyclopropa[4,5]cyclopenta[1,2-a]phenanthrene-7,2'-furan]-5'-one


  • Catalogue No.:PA 04 0681008

  • CAS :

    NA

  • Molecular Formula : C24H32O3

  • Molecular Weight : 368.52

Drug Reference Standards & Impurity Synthesis in India
PA 04 0681009

(1R,2R,4R,5R,7S,10R,11S,14S,16S,18S,19S)-5,7-Dihydroxy-10,14-dimethylhexacyclo[9.8.0.02,4.05,10.014,19.016,18]nonadecan-15-one

(1R,2R,4R,5R,7S,10R,11S,14S,16S,18S,19S)-5,7-Dihydroxy-10,14-dimethylhexacyclo[9.8.0.02,4.05,10.014,19.016,18]nonadecan-15-one


  • Catalogue No.:PA 04 0681009

  • CAS :

    82543-16-6

  • Molecular Formula : C21H30O3

  • Molecular Weight : 330.47

Drug Reference Standards & Impurity Synthesis in India
PA 04 0681010

4,5-Dihydro-Drospirenone-3-Sulfate Sodium Salt

4,5-Dihydro-Drospirenone-3-Sulfate Sodium Salt


  • Catalogue No.:PA 04 0681010

  • CAS :

    NA

  • Molecular Formula : C24H33NaO6S

  • Molecular Weight : 472.57

Drug Reference Standards & Impurity Synthesis in India
PA 04 0681011

4,5-Dihydro 3-Desoxo-3-hydroxy drospirenone

4,5-Dihydro 3-Desoxo-3-hydroxy drospirenone


  • Catalogue No.:PA 04 0681011

  • CAS :

    NA

  • Molecular Formula : C24H34O3

  • Molecular Weight : 370.53

Drug Reference Standards & Impurity Synthesis in India
PA 04 0681012

3-Beta-Hydroxy-drospirenone lactol

3-Beta-Hydroxy-drospirenone lactol


  • Catalogue No.:PA 04 0681012

  • CAS :

    NA

  • Molecular Formula : C24H34O3

  • Molecular Weight : 370.53

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018142

(4aR,4bS,6aS,7S,7aS,8aS,8bR,8cR,9S)-9-(Iodomethyl)-4a,6a-dimethyl-3',4,4a,4b,4',6,6a,7a,8,8a,8b,8c,9,10-tetradecahydro-3H,5'H-spiro[cyclopropa[4,5]cyclopenta[1,2-a]phenanthrene-7,2'-furan]-2,5'(5H)-dione

(4aR,4bS,6aS,7S,7aS,8aS,8bR,8cR,9S)-9-(Iodomethyl)-4a,6a-dimethyl-3',4,4a,4b,4',6,6a,7a,8,8a,8b,8c,9,10-tetradecahydro-3H,5'H-spiro[cyclopropa[4,5]cyclopenta[1,2-a]phenanthrene-7,2'-furan]-2,5'(5H)-dione


  • Catalogue No.:PAI 04 018142

  • CAS :

    NA

  • Molecular Formula : C24H31IO3

  • Molecular Weight : 494.41

Drug Reference Standards & Impurity Synthesis in India
PA STI 089038

Drospirenone-20,20,21,21-d4

Drospirenone-20,20,21,21-d4


  • Catalogue No.:PA STI 089038

  • CAS :

    NA

  • Molecular Formula : C24H26D4O3

  • Molecular Weight : 370.53

Drug Reference Standards & Impurity Synthesis in India
PA 04 0681013

(2S,4aR,4bS,6aS,7aS,8aS,8bS,8cR,9S,9aS,10aS)-9-Bromo-4a,6a-dimethyl-7-oxohexadecahydro-1H-cyclopropa[4',5']cyclopenta[1',2':1,2]phenanthro[8a,9-b]oxiren-2-yl pivalate

(2S,4aR,4bS,6aS,7aS,8aS,8bS,8cR,9S,9aS,10aS)-9-Bromo-4a,6a-dimethyl-7-oxohexadecahydro-1H-cyclopropa[4',5']cyclopenta[1',2':1,2]phenanthro[8a,9-b]oxiren-2-yl pivalate


  • Catalogue No.:PA 04 0681013

  • CAS :

    863329-69-5

  • Molecular Formula : C25H35BrO4

  • Molecular Weight : 479.46

Drug Reference Standards & Impurity Synthesis in India
PA 04 0681014

(2S,4aR,4bS,6aS,7aS,8aS,8bS,8cR,10aR)-10a-Hydroxy-4a,6a-dimethyl-7-oxo-1,2,3,4,4a,4b,5,6,6a,7,7a,8,8a,8b,8c,10a-hexadecahydrocyclopropa[4,5]cyclopenta[1,2-a]phenanthren-2-yl pivalate

(2S,4aR,4bS,6aS,7aS,8aS,8bS,8cR,10aR)-10a-Hydroxy-4a,6a-dimethyl-7-oxo-1,2,3,4,4a,4b,5,6,6a,7,7a,8,8a,8b,8c,10a-hexadecahydrocyclopropa[4,5]cyclopenta[1,2-a]phenanthren-2-yl pivalate


  • Catalogue No.:PA 04 0681014

  • CAS :

    82543-14-4

  • Molecular Formula : C25H36O4

  • Molecular Weight : 400.56

Drug Reference Standards & Impurity Synthesis in India
PA 04 0681015

Drospirenone Olefinic Acid Impurity

Drospirenone Olefinic Acid Impurity


  • Catalogue No.:PA 04 0681015

  • CAS :

    NA

  • Molecular Formula : C24H30O3

  • Molecular Weight : 366.5

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018143

3-Methoxy-16-(phenylsulfinyl)androsta-3,5-dien-17-one

3-Methoxy-16-(phenylsulfinyl)androsta-3,5-dien-17-one


  • Catalogue No.:PAI 04 018143

  • CAS :

    1259374-42-9

  • Molecular Formula : C26H32O3S

  • Molecular Weight : 424.6

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018144

16-(Phenylsulfinyl)androsta-4,6-diene-3,17-dione

16-(Phenylsulfinyl)androsta-4,6-diene-3,17-dione


  • Catalogue No.:PAI 04 018144

  • CAS :

    1259374-43-0

  • Molecular Formula : C25H28O3S

  • Molecular Weight : 408.56

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018145

(4aR,4bS,6aS,9aS,9bR,9cR,10aR)-4a,6a-Dimethyl-8-(phenylsulfinyl)-3,4,4a,4b,5,6,6a,8,9,9a,9b,9c,10,10a-tetradecahydrocyclopenta[a]cyclopropa[l]phenanthrene-2,7-dione

(4aR,4bS,6aS,9aS,9bR,9cR,10aR)-4a,6a-Dimethyl-8-(phenylsulfinyl)-3,4,4a,4b,5,6,6a,8,9,9a,9b,9c,10,10a-tetradecahydrocyclopenta[a]cyclopropa[l]phenanthrene-2,7-dione


  • Catalogue No.:PAI 04 018145

  • CAS :

    1259374-44-1

  • Molecular Formula : C26H30O3S

  • Molecular Weight : 422.58

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018146

(4aR,4bS,6aS,9aS,9bR,9cR,10aR)-4a,6a-Dimethyl-3,4,4a,4b,5,6,6a,9a,9b,9c,10,10a-dodecahydrocyclopenta[a]cyclopropa[l]phenanthrene-2,7-dione

(4aR,4bS,6aS,9aS,9bR,9cR,10aR)-4a,6a-Dimethyl-3,4,4a,4b,5,6,6a,9a,9b,9c,10,10a-dodecahydrocyclopenta[a]cyclopropa[l]phenanthrene-2,7-dione


  • Catalogue No.:PAI 04 018146

  • CAS :

    1259374-45-2

  • Molecular Formula : C20H24O2

  • Molecular Weight : 296.41

Drug Reference Standards & Impurity Synthesis in India
PA 04 0681016

6-Methyl Drospirenone

6-Methyl Drospirenone


  • Catalogue No.:PA 04 0681016

  • CAS :

    NA

  • Molecular Formula : C24H32O3

  • Molecular Weight : 368.52

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018147

(4aR,6aS,7S,7aS,8aS,9S)-9-(Chloromethyl)-2-hydroxy-4a,6a-dimethyl-2,3',4,4a,4b,4',5,6,6a,7a,8,8a,8b,8c,9,10-hexadecahydro-3H,5'H-spiro[cyclopropa[4,5]cyclopenta[1,2-a]phenanthrene-7,2'-furan]-5'-one

(4aR,6aS,7S,7aS,8aS,9S)-9-(Chloromethyl)-2-hydroxy-4a,6a-dimethyl-2,3',4,4a,4b,4',5,6,6a,7a,8,8a,8b,8c,9,10-hexadecahydro-3H,5'H-spiro[cyclopropa[4,5]cyclopenta[1,2-a]phenanthrene-7,2'-furan]-5'-one


  • Catalogue No.:PAI 04 018147

  • CAS :

    NA

  • Molecular Formula : C24H33ClO3

  • Molecular Weight : 404.98

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018148

(4aR,6aS,7R,7aS,8aS,9S)-9-(Chloromethyl)-2-hydroxy-4a,6a-dimethyl-2,3',4,4a,4b,4',5,6,6a,7a,8,8a,8b,8c,9,10-hexadecahydro-3H,5'H-spiro[cyclopropa[4,5]cyclopenta[1,2-a]phenanthrene-7,2'-furan]-5'-one

(4aR,6aS,7R,7aS,8aS,9S)-9-(Chloromethyl)-2-hydroxy-4a,6a-dimethyl-2,3',4,4a,4b,4',5,6,6a,7a,8,8a,8b,8c,9,10-hexadecahydro-3H,5'H-spiro[cyclopropa[4,5]cyclopenta[1,2-a]phenanthrene-7,2'-furan]-5'-one


  • Catalogue No.:PAI 04 018148

  • CAS :

    NA

  • Molecular Formula : C24H33ClO3

  • Molecular Weight : 404.98

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018149

(4aR,6aS,7S,7aS,8aS,9R)-9-(Chloromethyl)-4a,6a-dimethyl-3',4,4a,4b,4',5,6,6a,7a,8,8a,8b,8c,9-tetradecahydro-3H,5'H-spiro[cyclopropa[4,5]cyclopenta[1,2-a]phenanthrene-7,2'-furan]-5'-one

(4aR,6aS,7S,7aS,8aS,9R)-9-(Chloromethyl)-4a,6a-dimethyl-3',4,4a,4b,4',5,6,6a,7a,8,8a,8b,8c,9-tetradecahydro-3H,5'H-spiro[cyclopropa[4,5]cyclopenta[1,2-a]phenanthrene-7,2'-furan]-5'-one


  • Catalogue No.:PAI 04 018149

  • CAS :

    NA

  • Molecular Formula : C24H31ClO2

  • Molecular Weight : 386.96

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018150

(4aR,6aS,7R,7aS,8aS,9R)-9-(Chloromethyl)-4a,6a-dimethyl-3',4,4a,4b,4',5,6,6a,7a,8,8a,8b,8c,9-tetradecahydro-3H,5'H-spiro[cyclopropa[4,5]cyclopenta[1,2-a]phenanthrene-7,2'-furan]-5'-one

(4aR,6aS,7R,7aS,8aS,9R)-9-(Chloromethyl)-4a,6a-dimethyl-3',4,4a,4b,4',5,6,6a,7a,8,8a,8b,8c,9-tetradecahydro-3H,5'H-spiro[cyclopropa[4,5]cyclopenta[1,2-a]phenanthrene-7,2'-furan]-5'-one


  • Catalogue No.:PAI 04 018150

  • CAS :

    NA

  • Molecular Formula : C24H31ClO2

  • Molecular Weight : 386.96

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018151

((4aR,6aS,7S,7aS,8aS,9R)-4a,6a-Dimethyl-5'-oxo-4,4a,4b,4',5,5',6,6a,7a,8,8a,8b,8c,9-tetradecahydro-3H,3'H-spiro[cyclopropa[4,5]cyclopenta[1,2-a]phenanthrene-7,2'-furan]-9-yl)methyl acetate

((4aR,6aS,7S,7aS,8aS,9R)-4a,6a-Dimethyl-5'-oxo-4,4a,4b,4',5,5',6,6a,7a,8,8a,8b,8c,9-tetradecahydro-3H,3'H-spiro[cyclopropa[4,5]cyclopenta[1,2-a]phenanthrene-7,2'-furan]-9-yl)methyl acetate


  • Catalogue No.:PAI 04 018151

  • CAS :

    NA

  • Molecular Formula : C26H34O4

  • Molecular Weight : 410.55

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018152

((4aR,6aS,7R,7aS,8aS,9R)-4a,6a-Dimethyl-5'-oxo-4,4a,4b,4',5,5',6,6a,7a,8,8a,8b,8c,9-tetradecahydro-3H,3'H-spiro[cyclopropa[4,5]cyclopenta[1,2-a]phenanthrene-7,2'-furan]-9-yl)methyl acetate

((4aR,6aS,7R,7aS,8aS,9R)-4a,6a-Dimethyl-5'-oxo-4,4a,4b,4',5,5',6,6a,7a,8,8a,8b,8c,9-tetradecahydro-3H,3'H-spiro[cyclopropa[4,5]cyclopenta[1,2-a]phenanthrene-7,2'-furan]-9-yl)methyl acetate


  • Catalogue No.:PAI 04 018152

  • CAS :

    NA

  • Molecular Formula : C26H34O4

  • Molecular Weight : 410.55

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018153

(8R,9S,10R,13S,14S)-3-Methoxy-10,13-dimethyl-1,2,7,8,9,10,11,12,13,14-decahydro-17H-cyclopenta[a]phenanthren-17-one

(8R,9S,10R,13S,14S)-3-Methoxy-10,13-dimethyl-1,2,7,8,9,10,11,12,13,14-decahydro-17H-cyclopenta[a]phenanthren-17-one


  • Catalogue No.:PAI 04 018153

  • CAS :

    NA

  • Molecular Formula : C20H26O2

  • Molecular Weight : 298.43

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018154

Androsta-4,15-diene-3,17-dione

Androsta-4,15-diene-3,17-dione


  • Catalogue No.:PAI 04 018154

  • CAS :

    96893-14-0

  • Molecular Formula : C19H24O2

  • Molecular Weight : 284.4

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018155

(4aR,4bS,6aS,8bR,8cR)-4a,6a-Dimethyl-4,4a,4b,6,6a,7a,8,8a,8b,8c,9,10-dodecahydrocyclopropa[4,5]cyclopenta[1,2-a]phenanthrene-2,7(3H,5H)-dione

(4aR,4bS,6aS,8bR,8cR)-4a,6a-Dimethyl-4,4a,4b,6,6a,7a,8,8a,8b,8c,9,10-dodecahydrocyclopropa[4,5]cyclopenta[1,2-a]phenanthrene-2,7(3H,5H)-dione


  • Catalogue No.:PAI 04 018155

  • CAS :

    NA

  • Molecular Formula : C20H26O2

  • Molecular Weight : 298.43

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018156

(4aR,4bS,6aS,8bS,8cR)-4a,6a-Dimethyl-4,4a,4b,6,6a,7a,8,8a,8b,8c-decahydrocyclopropa[4,5]cyclopenta[1,2-a]phenanthrene-2,7(3H,5H)-dione

(4aR,4bS,6aS,8bS,8cR)-4a,6a-Dimethyl-4,4a,4b,6,6a,7a,8,8a,8b,8c-decahydrocyclopropa[4,5]cyclopenta[1,2-a]phenanthrene-2,7(3H,5H)-dione


  • Catalogue No.:PAI 04 018156

  • CAS :

    NA

  • Molecular Formula : C20H24O2

  • Molecular Weight : 296.41

Drug Reference Standards & Impurity Synthesis in India
PAI 04 018157

Androst-4-ene-3,17-dione, 16-(phenylsulfinyl)

Androst-4-ene-3,17-dione, 16-(phenylsulfinyl)


  • Catalogue No.:PAI 04 018157

  • CAS :

    1150561-24-2

  • Molecular Formula : C25H30O3S

  • Molecular Weight : 410.57

Drug Reference Standards & Impurity Synthesis in India
PA 04 0681018

(2S,4aR,4bS,6aS,7aR,8aR,8bS,8cR,10aR)-2,10a-Dihydroxy-4a,6a-dimethyl-2,3,4,4a,4b,5,6,6a,7a,8,8a,8b,8c,10a-tetradecahydrocyclopropa[4,5]cyclopenta[1,2-a]phenanthren-7(1H)-one

(2S,4aR,4bS,6aS,7aR,8aR,8bS,8cR,10aR)-2,10a-Dihydroxy-4a,6a-dimethyl-2,3,4,4a,4b,5,6,6a,7a,8,8a,8b,8c,10a-tetradecahydrocyclopropa[4,5]cyclopenta[1,2-a]phenanthren-7(1H)-one


  • Catalogue No.:PA 04 0681018

  • CAS :

    NA

  • Molecular Formula : C20H28O3

  • Molecular Weight : 316.44

Drug Reference Standards & Impurity Synthesis in India
PA 04 0681019

(2S,4aR,4bS,6aS,7aS,8aS,8bS,8cR,8dS,9aS,9bR)-2,9b-Dihydroxy-4a,6a-dimethyloctadecahydro-7H-cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthren-7-one

(2S,4aR,4bS,6aS,7aS,8aS,8bS,8cR,8dS,9aS,9bR)-2,9b-Dihydroxy-4a,6a-dimethyloctadecahydro-7H-cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthren-7-one


  • Catalogue No.:PA 04 0681019

  • CAS :

    NA

  • Molecular Formula : C21H30O3

  • Molecular Weight : 330.47

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