it is based on estimating the conversion of [ 3h ] beclomethasone-17,21-dipropionate ( bdp ) to beclomethasone-17-monopropionate ( bmp ) using tlc on silica gel 60 f-254 plates developed in a solvent system of chloroform/methanol ( 97:3 , v/v ) .
C0004905
beclomethasone
C0004906
dipropionate