CAS: 5949-29-1 Molecular Formula: C6 H8 O7 . H2 O Molecular Weight (g/mol): 210.14 Synonym: 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, monohydrate (9CI),Citric acid, monohydrate (8CI),2-Hydroxy-1,2,3-propanetricarboxylic acid hydrate (1:1),2-Hydroxy-1,2,3-propanetricarboxylic acid monohydrate,Citronsyra Mono E 33-8-80MLT IUPAC Name: 2-hydroxypropane-1,2,3-tricarboxylic acid;hydrate SMILES: O.OC(=O)CC(O)(CC(=O)O)C(=O)O