# Tri-Ammonium citrate (CAS 7632-50-0)

CAS: 7632-50-0
PubChem CID: 6435836
InChIKey: BWKOZPVPARTQIV-UHFFFAOYSA-N
Molecular formula: C6H11NO7
Molar mass: 209.15 g/mol
IUPAC: azane;2-hydroxypropane-1,2,3-tricarboxylic acid
SMILES: C(C(=O)O)C(CC(=O)O)(C(=O)O)O.N
InChI: InChI=1S/C6H8O7.H3N/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);1H3
PSA: 133 A^2
Hydrogen bond donors: 5
Hydrogen bond acceptors: 8
Rotatable bonds: 5
Heavy atoms: 14
3D structure: 25 atoms, 23 bonds

## About the compound

Tri-Ammonium citrate (CAS 7632-50-0) is a chemical compound registered under CAS number 7632-50-0. Molecular formula: C6H11NO7. Molar mass: 209.15 g/mol. The full systematic IUPAC name is: azane;2-hydroxypropane-1,2,3-tricarboxylic acid. The molecule contains 25 atoms connected by 23 chemical bonds. 
Chemical data comes from the PubChem (NIH), ChEMBL (EBI) and NIST WebBook databases. GHS statement translations comply with the CLP Regulation (EC 1272/2008). Interactive 3D model and 2D skeleton available at: https://molgod.org/molekula/7632-50-0/


## Synonyms

  - Ammonium citrate
  - 7632-50-0
  - 3B4TDL7WDP
  - RefChem:557689
  - AMMONIUM CITRATE, UNSPECIFIED
  - 231-560-6
  - Citric acid, ammonium salt
  - azane;2-hydroxypropane-1,2,3-tricarboxylic acid
  - Ammonium 2-(carboxymethyl)-2-hydroxysuccinate(1:x)
  - 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, ammonium salt
  - EINECS 231-560-6
  - UNII-3B4TDL7WDP

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## Data sources

  - PubChem CID 6435836: https://pubchem.ncbi.nlm.nih.gov/compound/6435836
  - NIST WebBook: https://webbook.nist.gov/cgi/cbook.cgi?ID=7632-50-0
  - ChEMBL: https://www.ebi.ac.uk/chembl/g/#search_results/all/query=7632-50-0

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Last updated: 2026-09-03
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