Intermediate of API

Beclomethasone Dipropionate Impurity

CasNo:52092-12-3

Molecular Formula:C28H36O6

Specifications:>95%+HPLC

BetaMethasone 9,11-Epoxide 17,21-Dipropionate

CasNo:66917-44-0

Molecular Formula:C28H36O7

Specifications:>95%+HPLC

BetaMethasone 9,11-Epoxide 17-Propionate

CasNo:79578-39-5

Molecular Formula:C25H32O6

Specifications:>95%+HPLC

9-Chloro-11β,17,21-trihydroxy-16β-Methylpregna-1,4-diene-3,20-dione 21-Acetate 17-Propionate

CasNo:5534-08-7

Molecular Formula:C27H35ClO7

Specifications:>95+%

9-chloro-11beta,17,21-trihydroxy-16beta-methylpregna-1,4-diene-3,20-dione 17-propionate

CasNo:5534-18-9

Molecular Formula:C25H33ClO6

Specifications:>95+%

(11β,16β)-9-BroMo-11-hydroxy-16-Methyl-17,21-bis(1-oxopropoxy)pregna-1,4-diene-3,20-dione

CasNo:52092-14-5

Molecular Formula:C28H37BrO7

Specifications:>95+%

Beclometasone Dipropionate EP Impurity O

CasNo:14527-61-8

Molecular Formula:C28H36Cl2O6

Specifications:>95+%

Betamethasone 9,11-Epoxide Propionate

CasNo:205105-83-5

Molecular Formula:C25H32O6

Specifications:>95+%

Clobetasone butyrate EP Impurity H

CasNo:25122-56-9

Molecular Formula:C25H30ClFO5

Specifications:>95%+HPLC

9-fluoro-11beta,17,21-trihydroxy-16beta-methylpregna-1,4-diene-3,20-dione 17-propionate

CasNo:5534-13-4

Molecular Formula:C25H33FO6

Specifications:>95+%

Clobetasol Propionate EP Impurity I

CasNo:15423-80-0

Molecular Formula:C26H35FO8S

Specifications:>95+%

dexamethasone 21-methanesulfonate

CasNo:2265-22-7

Molecular Formula:C23H31FO7S

Specifications:>95%+HPLC