Wikipedia:  

Citrate

2-Hydroxy-1,2,3-propanetricarboxylic acid; Chemfill; 2-Hydroxytricarballylic acid; 3-Carboxy-3-hydroxypentane-1,5-dioic acid; Kyselina 2-hydroxy-1,2,3-propantrikarbonova [Czech]; Hydrocerol A; 1,2,3-Propanetricarboxylic acid, 2-hydroxy-; K-Lyte; Anhydrous citric acid; F 0001 (polycarboxylic acid); K-Lyte/Cl
Molecular Formula
C6 H8 O7
Natural Isotopic Abundance Mass
192.1235200000
Mono-Isotopic Molecular Masses
C12N14:   192.027002611
C13N14:   198.047131638
C12N15:   192.027002611
C13N15:   198.047131638
Citrate image
Citrate
InCHi String:
InChI=1S/C6H8O7/c7-3(8)1-6(13,5(11)12)2-4(9)10/h13H,1-2H2,(H,7,8)(H,9,10)(H,11,12)

isomeric and canonical SMILES:
C(C(=O)O)C(CC(=O)O)(C(=O)O)O


IUPAC: IUPAC systematic
2-hydroxypropane-1,2,3-tricarboxylic acid

IUPAC traditional: IUPAC cas: IUPAC openeye
citric acid



PubChem Substance (SID):   85164922   149469   3458
PubChem Compound (CID):   311
KEGG: Compound ID   C00158
CAS Registry IDs:   12262-73-6   245654-34-6   43136-35-2   77-92-9
PDB Chemical Component   CIT
Miscellaneous Databases and IDs:   CHEBI 30769   FEMA Number 2306   EINECS 201-069-1   Beilstein Handbook Reference 4-03-00-01272   HSDB 911   NSC 30279   CCRIS 3292   FEMA No. 2306

Reference data were obtained primarily from the PubChem database.

Three dimensional molecular rendering uses Jmol.