PPT02: Podophyllotoxin EP Impurity B

Podophyllotoxin p-Desmethyl 9-Epimer ;

(5R,5aR,8aR,9S)-5,8,8a,9-Tetrahydro-9-hydroxy-5-(4-hydroxy-3,5-dimethoxyphenyl)-furo[3’,4’:6,7]naphtho[2,3-d]-1,3-dioxol-6(5aH)-one ;

CAS # 6559-91-7 ;

C21H20O8 ;
Mol. Wt.: 400.38 ;