丙酸倍氯米松杂质

MM0199.00 Beclometasone Dipropionate 5534-09-8 

MM0199.02

Imp. A (EP): 9-Chloro-11 ,17-dihydroxy-16 -

methyl-3,20-dioxopregna-1,4-dien-21-yl

Propanoate (Beclometasone 21-Propionate)

69224-79-9 

MM0199.06

Imp. B (EP): 21-(Acetyloxy)-9-chloro-11 -

hydroxy-16 -methyl-3,20-dioxopregna-1,4-

dien-17-yl Propanoate (Beclometasone 21-

Acetate 17-Propionate)

5534-08-7

MM0199.05

Imp. C (EP): 9-Chloro-11 -hydroxy-16 -methyl-

3,20-dioxo-17-(propanoyloxy)-pregna-1,4-dien-

21-yl Butanoate (Beclometasone 21-Butyrate

17-Propionate)

n/a 

MM0199.01

Imp. H (EP): 9-Chloro-11 ,21-dihydroxy-16 -

methyl-3,20-dioxopregna-1,4-dien-17-yl

Propanoate (Beclometasone 17-Propionate)

5534-18-9

MM0199.03

9-Chloro-11 ,17,21-trihydroxy-16 -methylpregna-

1,4-diene-3,20-dione (Beclometasone)

4419-39-0