D-BicucullineCAS No.: [485-49-4] 
Molecular Weight: 367.35 
Molecular Formula: C 20 H 17 N O6 
Occurrence: Found in Dicentra cucullaria (L.) Bernh., Adlumia fungosa (Ait.) Greene, Fumariaceae, and several Corydalis species. 
Appearance: Elongated plates from chloroform-menthanol or pale yellow crystalline powder. 
Solubility: Soluble in benzene, chloroform, ethyl acetate. Sparingly soluble in alcohol and ether. 
Specific rotation: +120 ° ~ +150 ° (C 1.0,CHCl3) 
Purity by HPLC: min.98.0% 
Loss on drying: max0.5%