Scientific information on chemical compounds included in crude drugs
Pregnenolone

Molecular formula C21H32O2
Average molecular mass
(Molecular weight)
316.5
Exact molecular mass 316.24023 
[M+H]+ 316.24023 
[M-H]- 315.232 
CAS  
NIKKAJI  
PUBCHEM No. 8955
Crude drug Notopterygium
IUPAC_NAME 1-[(3S,8S,9S,10R,13S,14S,17S)-3-hydroxy-10,13-dimethyl-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl]ethanone
Remarks InChIKey (PubChem): ORNBQBCIOKFOEO-QGVNFLHTSA-N