DEG04: Dienogest EP Impurity D

[17'-Hydroxyspiro[1,3-dioxolan-2,3'-estra-5'(10'),9'(11')-dien]-17'a-yl]acetonitrile ;

CAS # 190662-30-7 ;

C22H29NO3 ;
Mol. Wt.: 355.47 ;