# Sodium Citrate Dihydrate (CAS 6132-04-3)

CAS: 6132-04-3
PubChem CID: 71474
InChIKey: NLJMYIDDQXHKNR-UHFFFAOYSA-K
Wikidata: Q22075862
Molecular formula: C₆H₉Na₃O₉
Molar mass: 294.10 g/mol
IUPAC: trisodium;2-hydroxypropane-1,2,3-tricarboxylate;dihydrate
SMILES: C(C(=O)[O-])C(CC(=O)[O-])(C(=O)[O-])O.O.O.[Na+].[Na+].[Na+]
InChI: InChI=1S/C6H8O7.3Na.2H2O/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);;;;2*1H2/q;3*+1;;/p-3
PSA: 143 A^2
Hydrogen bond donors: 3
Hydrogen bond acceptors: 9
Rotatable bonds: 2
Heavy atoms: 18
3D structure: 27 atoms, 21 bonds

## About the compound

Sodium Citrate Dihydrate (CAS 6132-04-3) is a chemical compound registered under CAS number 6132-04-3. Molecular formula: C₆H₉Na₃O₉. Molar mass: 294.10 g/mol. The full systematic IUPAC name is: trisodium;2-hydroxypropane-1,2,3-tricarboxylate;dihydrate. The molecule contains 27 atoms connected by 21 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/6132-04-3/


## Synonyms

  - Trisodium citrate dihydrate
  - Sodium citrate dihydrate
  - 6132-04-3
  - Sodium citrate hydrate
  - B22547B95K
  - Citric acid, trisodium salt, dihydrate
  - Sodium citrate hydrous
  - Emetrol Chewables Orange
  - Nauzene
  - CHEBI:32142
  - N-1560
  - Natrii citras, dehydrate

## Available in the shop

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## Data sources

  - PubChem CID 71474: https://pubchem.ncbi.nlm.nih.gov/compound/71474
  - Wikidata: https://www.wikidata.org/wiki/Q22075862
  - NIST WebBook: https://webbook.nist.gov/cgi/cbook.cgi?ID=6132-04-3
  - ChEMBL: https://www.ebi.ac.uk/chembl/g/#search_results/all/query=6132-04-3

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Last updated: 2026-09-02
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