Classification
Compound class	Synthetic organic
Approved drug?	Yes (source: FDA (1952))

IUPAC Name

(2S)-2-[(4-{[(2-amino-5-formyl-4-oxo-1,4,5,6,7,8-hexahydropteridin-6-yl)methyl]amino}phenyl)formamido]pentanedioic acid

Synonyms

5-formyltetrahydrofolic acid

leucovorin

Wellcovorin®

Database Links
CAS Registry No.	58-05-9 (source: Scifinder)
ChEBI	CHEBI:15640
ChEMBL Ligand	CHEMBL1679
DrugBank Ligand	DB00650
PubChem CID	6006
Search Google for chemical match using the InChIKey	VVIAGPKUTFNRDU-ABLWVSNPSA-N
Search Google for chemicals with the same backbone	VVIAGPKUTFNRDU
Wikipedia	Folinic_acid

Comments

Folinic acid is the biologically active form of folic acid (also known as the (-)-l-isomer, citrovorum factor or (-)-folinic acid). The approved drug is called leucovorin.