ASX52: Artesunate IP Impurity B

Artemisinin ;

(3R,5aS,6R,8aS,9R,12S,12aR)-3,6,9-Trimethyloctahydro-3,12-epoxypyrano[4,3-j]-1,2-benzodioxepin-10(3H)-one ;

CAS # 63968-64-9 ;

C15H22O5 ;
Mol. Wt.: 282.33 ;