betamethasone and its Impurities

Betamethasone - API Standards

Betamethasone

Betamethasone - Impurity A

Dexamethasone

Betamethasone - Impurity B (Freebase)

21-Chloro-9-fluoro-11β,17-dihydroxy-16β-methylpregna-1,4-diene-3,20-dione

Betamethasone - Impurity C

17,21-Dihydroxy-16β-methylpregna-1,4,9(11)-triene-3,20-dione

Betamethasone - Impurity D

9-Fluoro-11β,17-dihydroxy-16β-methyl-3,20-dioxopregna-1,4-dien-21-yl ethoxycarboxylate

Betamethasone - Impurity E

9,11β-Epoxy-17,21-dihydroxy-16β-methyl-9β-pregna-1,4-diene-3,20-dione

Betamethasone - Impurity F

17,21-Dihydroxy-16β-methylpregna-1,4,11-triene-3,20-dione

Betamethasone - Impurity G

11α,17,21-Trihydroxy-16β-methylpregna-1,4-diene-3,20-dione

Betamethasone - Impurity H

14-Fluoro-11β,17,21-trihydroxy-16β-methyl-8α,9β,14β-pregna-1,4-diene-3,20-dione

Betamethasone - Impurity I

8-Fluoro-11β,17,21-trihydroxy-16β-methyl-8α,9β-pregna-1,4-diene-3,20-dione

Betamethasone - Impurity J

17,21-Dihydroxy-16β-methylpregna-1,4-diene-3,20-dione

Betamethasone - Impurity K

Isoflupredone

Betamethasone-∆17,20 21-Aldehyde

Betamethasone-∆17,20 21-Aldehyde

Betamethasone β-D-Glucuronides Sodium Salt

Betamethasone β-D-Glucuronides Sodium Salt

Betamethasone 17-Propionate

Betamethasone 17-Propionate

Betamethasone 9,11-Epoxide

Betamethasone 9,11-Epoxide

Betamethasone 21-Acetate 17-Propionate

Betamethasone 21-Acetate 17-Propionate

Betamethasone 9,11-Epoxide 21-Propionate

Betamethasone 9,11-Epoxide 21-Propionate

Betamethasone Tripropionate

Betamethasone Tripropionate

Betamethasone 17-Propionate 21-Ethoxide

Betamethasone 17-Propionate 21-Ethoxide

Betamethasone 17-Propionate 21-Mesylate

Betamethasone 17-Propionate 21-Mesylate

Betamethasone 17-Valerate

Betamethasone 17-Valerate

Betamethasone 21-Valerate

Betamethasone 21-Valerate

Clobetasol 17-Propionate

Clobetasol 17-Propionate

21-Dehydro Betamethasone 17-Valerate

21-Dehydro Betamethasone 17-Valerate

21-Dehydro Betamethasone

21-Dehydro Betamethasone

21-Dehydro Betamethasone 17-Propionate

21-Dehydro Betamethasone 17-Propionate

1,2-Dihydro Betamethasone 9,11-Epoxide 17,21-Dipropionate

1,2-Dihydro Betamethasone 9,11-Epoxide 17,21-Dipropionate

Hydrocortisone 17-Propionate 21-Acetate

Hydrocortisone 17-Propionate 21-Acetate

Betamethasone Dipropionate - Impurity I

9-Fluoro-11β-hydroxy-16β-methyl-3,20-dioxopregn-4-ene-17,21-diyl dipropanoate

16α-Methyl-17,21-dihydroxy-9,11-epoxy-pregna-1,4,6-triene-3,20-dione

16α-Methyl-17,21-dihydroxy-9,11-epoxy-pregna-1,4,6-triene-3,20-dione

17-Hydroxy-16-methyl-21-methanesulfonyl-pregna-1,4,9(11)-triene-3,20-dione

17-Hydroxy-16-methyl-21-methanesulfonyl-pregna-1,4,9(11)-triene-3,20-dione

9,21-Dichloro-11-hydroxy-16-methyl-1,4-pregnadiene-3,20-dione

9,21-Dichloro-11-hydroxy-16-methyl-1,4-pregnadiene-3,20-dione

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

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

Betamethasone Enol Aldehyde E Isomer

Betamethasone Enol Aldehyde E Isomer

Betamethasone Enol Aldehyde Z Isomer

Betamethasone Enol Aldehyde Z Isomer

11-Ketobetamethasone

11-Ketobetamethasone

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

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

11β,17,21-Trihydroxy-16β-methylpregna-1,4-diene-3,20-dione

11β,17,21-Trihydroxy-16β-methylpregna-1,4-diene-3,20-dione

(8S,9R,10S,11S,13S,14S,16S,17R)-9-Fluoro-11,17-dihydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3(2H)-one

(8S,9R,10S,11S,13S,14S,16S,17R)-9-Fluoro-11,17-dihydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3(2H)-one

2-((3aS,3a1S,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 Dihydrogen Phosphate

2-((3aS,3a1S,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 Dihydrogen Phosphate

Betamethasone-∆17,20-d3 21-Aldehyde

Betamethasone-∆17,20-d3 21-Aldehyde

Betamethasone-d5

Betamethasone-d5

Betamethasone-d3

Betamethasone-d3

Betamethasone-d10 Dipropionate

Betamethasone-d10 Dipropionate

Betamethasone 17-Propionate-d5

Betamethasone 17-Propionate-d5

Betamethasone 21-Propionate-d5

Betamethasone 21-Propionate-d5

Betamethasone-d5 9,11-Epoxide

Betamethasone-d5 9,11-Epoxide

Betamethasone 21-Acetate-d3 17-Propionate

Betamethasone 21-Acetate-d3 17-Propionate

Betamethasone 9,11-Epoxide 21-Propionate-d5

Betamethasone 9,11-Epoxide 21-Propionate-d5

Betamethasone Tripropionate-d15

Betamethasone Tripropionate-d15

Betamethasone 9,11-Epoxide 17-Propionate-d5

Betamethasone 9,11-Epoxide 17-Propionate-d5

Betamethasone 9,11-Epoxide 17,21-Dipropionate-d10

Betamethasone 9,11-Epoxide 17,21-Dipropionate-d10

Betamethasone 9,11-Epoxide 17,21-Dipropionate-d5

Betamethasone 9,11-Epoxide 17,21-Dipropionate-d5

Betamethasone-d9 21-Valerate

Betamethasone-d9 21-Valerate

Betamethasone Sodium Phosphate (1068004)

Betamethasone Sodium Phosphate (1068004)

Betamethasone Valerate (1069007)

Betamethasone Valerate (1069007)

Betamethasone Benzoate (1067307)

Betamethasone Benzoate (1067307)

Betamethasone Valerate Related Compound A (9-Fluoro-11beta,17-dihydroxy-16beta-methyl-3,20-dioxopre (1069018)

Betamethasone Valerate Related Compound A (9-Fluoro-11beta,17-dihydroxy-16beta-methyl-3,20-dioxopre (1069018)

Betamethasone Dipropionate (1067704)

Betamethasone Dipropionate (1067704)

Betamethasone Acetate (1067001)

Betamethasone Acetate (1067001)

betamethasone 21-valerate (43RB)

betamethasone 21-valerate (43RB)

betamethasone valerate (42RB)

betamethasone valerate (42RB)

Betamethasone sodium phosphate (B1045000)

Betamethasone sodium phosphate (B1045000)

Betamethasone (1066009)

Betamethasone (1066009)

betamethasone (575RB)

betamethasone (575RB)

betamethasone sodium phosphate (41RB)

betamethasone sodium phosphate (41RB)

Betamethasone (B1000000)

Betamethasone (B1000000)

Betamethasone dipropionate (B1040000)

Betamethasone dipropionate (B1040000)

Betamethasone acetate (B1030000)

Betamethasone acetate (B1030000)

Betamethasone dipropionate for system suitability (Y0001418)

Betamethasone dipropionate for system suitability (Y0001418)

Betamethasone dipropionate for peak identification (Y0001416)

Betamethasone dipropionate for peak identification (Y0001416)

Betamethasone 17-valerate (B1054000)

Betamethasone 17-valerate (B1054000)

Betamethasone 21-valerate (B1055000)

Betamethasone 21-valerate (B1055000)

Betamethasone valerate for system suitability (Y0001027)

Betamethasone valerate for system suitability (Y0001027)

Betamethasone valerate impurity mixture (Y0001065)

Betamethasone valerate impurity mixture (Y0001065)

Betamethasone (ICRS0228)

Betamethasone sodium phosphate (ICRS0229)

Betamethasone valerate (ICRS0230)

Betamethasone (JP 0020)

Betamethasone (JP 0020)

Betamethasone Sodium Phosphate (JP 0021)

Betamethasone Sodium Phosphate (JP 0021)

Betamethasone Valerate (JP 0022)

Betamethasone Valerate (JP 0022)

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

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

(E)-2-(9-Fluoro-3,11-dihydroxy-10,13,16-trimethyl-7,8,9,11,12,13,15,16-octahydro-3H-cyclopenta[a]phenanthren-17(6H,10H,14H)-ylidene)ethyl acetate

(E)-2-(9-Fluoro-3,11-dihydroxy-10,13,16-trimethyl-7,8,9,11,12,13,15,16-octahydro-3H-cyclopenta[a]phenanthren-17(6H,10H,14H)-ylidene)ethyl acetate

(E)-2-(9-Fluoro-11-hydroxy-10,13,16- trimethyl-3-oxo-7,8,9,11,12,13,15,16-octahydro-3H-cyclopenta[a]phenanthren- 17(6H,10H,14H)-ylidene)ethyl Acetate

(E)-2-(9-Fluoro-11-hydroxy-10,13,16- trimethyl-3-oxo-7,8,9,11,12,13,15,16-octahydro-3H-cyclopenta[a]phenanthren- 17(6H,10H,14H)-ylidene)ethyl Acetate

(E)-9-Fluoro-11-hydroxy-17-(2-hydroxyethylidene)-10,13,16-trimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one

(E)-9-Fluoro-11-hydroxy-17-(2-hydroxyethylidene)-10,13,16-trimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one

1-(3-Hydroxy-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl)ethanone

1-(3-Hydroxy-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl)ethanone

17-Acetyl-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15-decahydro-1H-cyclopenta[a]phenanthren-3(2H)-one

17-Acetyl-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15-decahydro-1H-cyclopenta[a]phenanthren-3(2H)-one

10,13-Dimethyl-17-(2-methyl-1,3-dioxolan-2-yl)-1,2,6,7,8,9,10,11,12,13,14,15-dodecahydrospiro[cyclopenta[a]phenanthrene-3,2'-[1,3]dioxolane]

10,13-Dimethyl-17-(2-methyl-1,3-dioxolan-2-yl)-1,2,6,7,8,9,10,11,12,13,14,15-dodecahydrospiro[cyclopenta[a]phenanthrene-3,2'-[1,3]dioxolane]

6a',8a'-Dimethyl-8b'-(2-methyl-1,3-dioxolan-2-yl)-1',2',5',6',6a',6b',7',8',8a',8b',9a',10',10a',10b'-tetradecahydrospiro[[1,3]dioxolane-2,4'-naphtho[2',1':4,5]indeno[1,2-b]oxirene]

6a',8a'-Dimethyl-8b'-(2-methyl-1,3-dioxolan-2-yl)-1',2',5',6',6a',6b',7',8',8a',8b',9a',10',10a',10b'-tetradecahydrospiro[[1,3]dioxolane-2,4'-naphtho[2',1':4,5]indeno[1,2-b]oxirene]

10,13,16-Trimethyl-17-(2-methyl-1,3-dioxolan-2-yl)-1,2,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydrospiro[cyclopenta[a]phenanthrene-3,2'-[1,3]dioxolan]-17-ol

10,13,16-Trimethyl-17-(2-methyl-1,3-dioxolan-2-yl)-1,2,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydrospiro[cyclopenta[a]phenanthrene-3,2'-[1,3]dioxolan]-17-ol

17-Acetyl-17-hydroxy-10,13,16-trimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3(2H)-one

17-Acetyl-17-hydroxy-10,13,16-trimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3(2H)-one

17-Acetyl-17-hydroxy-10,13,16-trimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one

17-Acetyl-17-hydroxy-10,13,16-trimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one

17-(2-Bromoacetyl)-17-hydroxy-10,13,16-trimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one

17-(2-Bromoacetyl)-17-hydroxy-10,13,16-trimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one

2-(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

2-(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

21-(Acetyloxy)-pregna-1,4,9(11),16-tetraene-3,20-dione

21-(Acetyloxy)-pregna-1,4,9(11),16-tetraene-3,20-dione

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

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

17-Oxo Betamethasone

17-Oxo Betamethasone

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

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