METLIN ID	89
Mass	158.043990078   m/z calculator
Name	Allantoin
Synonym
Systematic Name
Formula	C4H6N4O3
CAS	97-59-6
Purchase Option
LMID
KEGG	C01551
HMDB
PubChem
Notes	Endogenous Metabolite Geigy vol. 3 p. 103
Drug	N
Structure
Spectrum