Scientific information on chemical compounds included in crude drugs
Sedanonic acid anhydride

Molecular formula C12H16O2
Average molecular mass
(Molecular weight)
192.25
Exact molecular mass 192.11503 
[M+H]+ 193.123 
[M-H]- 191.107 
CAS  
NIKKAJI  
PUBCHEM No. 91747285
Crude drug Cnidium Rhizome
IUPAC_NAME (3Z)-3-butylidene-3a,4,5,6-tetrahydro-2-benzofuran-1-one
Remarks InChIKey (PubChem): OFKAWRNOBJDJFC-FLIBITNWSA-N