Scientific information on chemical compounds included in crude drugs
Tumulosic acid

Molecular formula C31H50O4
Average molecular mass
(Molecular weight)
486.7
Exact molecular mass 486.37091 
[M+H]+ 487.379 
[M-H]- 485.363 
CAS  
NIKKAJI  
PUBCHEM No. 12314446
Crude drug Poria Sclerotium
IUPAC_NAME (2R)-2-[(3S,5R,10S,13R,14R,16R,17R)-3,16-dihydroxy-4,4,10,13,14-pentamethyl-2,3,5,6,7,11,12,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-17-yl]-6-methyl-5-methylideneheptanoic acid
Remarks InChIKey (PubChem): XADJANKGURNTIA-YEXRKOARSA-N