Intermediate of API

Pregna-1,4,11-triene-3,20-dione, 9-fluoro-17,21-dihydroxy-16-methyl-, (16β)- (9CI)

CasNo:127034-59-7

Molecular Formula:C22H27FO4

Specifications:>95%+HPLC

11-Keto Betamethasone

CasNo:2282-51-1

Molecular Formula:C22H27FO5

Specifications:>95%+HPLC

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

CasNo:13504-15-9

Molecular Formula:C22H28O4

Specifications:>95+%

17,21-dihydroxy-16beta-methylpregna-1,4,9(11)-triene-3,20-dione 21-acetate

CasNo:910-99-6

Molecular Formula:C24H30O5

Specifications:>95%+HPLC

Betamethasone Valerate EP Impurity H

CasNo:52619-18-8

Molecular Formula:C27H37ClO6

Specifications:>95+%

Betamethasone Impurity 3

CasNo:18769-24-9

Molecular Formula:C24H32O6

Specifications:>98.38%HPLC

Betamethasone Valerate EP Impurity F

CasNo:16125-28-3

Molecular Formula:C27H36O5

Specifications:>96.63%HPLC

BETAMETHASONE 21-VALERATE

CasNo:2240-28-0

Molecular Formula:C27H37FO6

Specifications:>95+%

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

CasNo:981-34-0

Molecular Formula:C22H28O5

Specifications:>95+%

Pregna-1,4-diene-3,20-dione, 21-(acetyloxy)-9-bromo-11-hydroxy-16-methyl-17-(1-oxopropoxy)-, (11β,16β)- (9CI)

CasNo:52092-15-6

Molecular Formula:C27H35BrO7

Specifications:>95%+HPLC

Pregna-1,4-diene-3,20-dione, 11-hydroxy-16-methyl-17,21-bis(1-oxopropoxy)-, (11β,16β)-

CasNo:71934-47-9

Molecular Formula:C28H38O7

Specifications:>95%+HPLC

Propionic acid (9R,10S,11S,13S,16S,17R)-9-bromo-11-hydroxy-17-(2-hydroxy-acetyl)-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 ester

CasNo:52092-13-4

Molecular Formula:C25H33BrO6

Specifications:>95%+HPLC