# 焦硫酸钠 (CAS 13870-29-6)

CAS: 13870-29-6
PubChem CID: 156591895
InChIKey: HRDAJTRXAABFOE-UHFFFAOYSA-N
Molecular formula: Na₂O₇S₂
Molar mass: 201.14 g/mol
SMILES: OS(=O)(=O)OS(=O)(=O)O.[Na]
InChI: InChI=1S/Na.H2O7S2/c;1-8(2,3)7-9(4,5)6/h;(H,1,2,3)(H,4,5,6)
PSA: 135 A^2
Hydrogen bond donors: 2
Hydrogen bond acceptors: 7
Rotatable bonds: 2
Heavy atoms: 10
3D structure: 12 atoms, 10 bonds

## About the compound

焦硫酸钠 (CAS 13870-29-6) is a chemical compound registered under CAS number 13870-29-6. Molecular formula: Na₂O₇S₂. Molar mass: 201.14 g/mol. The molecule contains 12 atoms connected by 10 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/13870-29-6/


## Synonyms

  - RefChem:931930
  - 13870-29-6
  - Disulfuric acid, disodium salt
  - Sodium Pyrosulfate
  - SCHEMBL29863512

## Available in the shop

Shop: MolGod
Product: 焦硫酸钠 (CAS 13870-29-6) — Beijing Tong Guang
URL: https://molgod.org/sds-cards/%e7%84%a6%e7%a1%ab%e9%85%b8%e9%92%a0-cas-13870-29-6-beijing-tong-guang-2/

## Data sources

  - PubChem CID 156591895: https://pubchem.ncbi.nlm.nih.gov/compound/156591895
  - NIST WebBook: https://webbook.nist.gov/cgi/cbook.cgi?ID=13870-29-6
  - ChEMBL: https://www.ebi.ac.uk/chembl/g/#search_results/all/query=13870-29-6

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Last updated: 2026-09-02
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