Benzaldehyde sodium bisulfite

CAS Registry Number®

4657-12-9

CAS Name

Benzaldehyde sodium bisulfite

Molecular Formula

C7H8O4S.Na

Molecular Mass

211.19

Cite this Page

Benzaldehyde sodium bisulfite.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=4657-12-9 (retrieved 2025-05-25) (CAS RN: 4657-12-9).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    241 °C (decomp)

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C7H8O4S.Na/c8-7(12(9,10)11)6-4-2-1-3-5-6;/h1-5,7-8H,(H,9,10,11);

InChIKey

InChIKey=BWYCZYCNELKEMB-UHFFFAOYSA-N

SMILES

C(S(=O)(=O)O)(O)C1=CC=CC=C1.[Na]

Canonical SMILES

[Na].O=S(=O)(O)C(O)C=1C=CC=CC1

Other Names for this Substance

  • Benzenemethanesulfonic acid, α-hydroxy-, sodium salt (1:1)
  • α-Toluenesulfonic acid, α-hydroxy-, monosodium salt
  • Benzenemethanesulfonic acid, α-hydroxy-, monosodium salt
  • α-Toluenesulfonic acid, α-hydroxy-, sodium salt
  • Sulfurous acid, monosodium salt, compd. with benzaldehyde (1:1)

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Deleted or Replaced CAS Registry Numbers

136397-32-5, 92203-21-9, 144233-15-8

CAS INSIGHTSTM
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