Intermediate of API

Budesonide Impurity 43

CasNo:131918-67-7

Molecular Formula:C24H30O6

Specifications:>95%+HPLC

Desonide delta-9(11) Analog

CasNo:5541-37-7

Molecular Formula:C24H30O5

Specifications:>95%+HPLC

11β-hydroxy-16α,17α-<(1-methylethylidene)bis(oxy)>-3-oxoandrosta-1,4-diene-17β-carboxylic acid

CasNo:117782-94-2

Molecular Formula:C23H30O6

Specifications:>95%+HPLC

Desonide Impurity 5

CasNo:57171-18-3

Molecular Formula:C24H30O6

Specifications:>95%+HPLC

2-oxo-2-[(4aS,4bS,5aS,6aS,6bS,9aR,10aS,10bS)-4a,6a,8,8-tetramethyl-2-oxo-2,5a,6,6a,9a,10,10a,10b,11,12-decahydronaphtho[2’,1’:4,5]oxireno[5,6]indeno[1,2-d][1,3]dioxol-6b(4aH)-yl]ethyl acetate

CasNo:25092-32-4

Molecular Formula:C26H32O7

Specifications:>99%HPLC

Desisobutyryl Ciclesonide

CasNo:161115-59-9

Molecular Formula:C28H38O6

Specifications:>95%+HPLC

Ciclesonide

CasNo:126544-47-6

Molecular Formula:C32H44O7

Specifications:>95+%

Ciclesonide 21-Cyclohexanoyl Analog

CasNo:1005416-98-7

Molecular Formula:C35H48O7

Specifications:>96%HPLC

17-Hydroxy-1,4,6-pregnatriene-3,20-dione

CasNo:58636-50-3

Molecular Formula:C22H28O5

Specifications:>95%+HPLC

6α-Methyl Hydrocortisone 21-Acetate

CasNo:1625-11-2

Molecular Formula:C24H34O6

Specifications:>95%+HPLC

Pregna-1,4-dien-21-oic acid, 11,17-dihydroxy-6-methyl-3,20-dioxo-, (6伪,11尾)- (9CI)

CasNo:250216-21-8

Molecular Formula:C22H28O6

Specifications:>95%+HPLC

Methylprednisolone EP Impurity E

CasNo:229019-44-7

Molecular Formula:C21H28O4

Specifications:>95+%