Thionyl chloride

CAS Registry Number®

7719-09-7

CAS Name

Thionyl chloride

Molecular Formula

Cl2OS

Molecular Mass

118.97

Cite this Page

Thionyl chloride.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=7719-09-7 (retrieved 2024-11-24) (CAS RN: 7719-09-7).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    76 °C @ Press: 760 Torr

  • Melting Point (1)

    -104.5 °C

  • Density (1)

    1.638 g/cm³ @ Temp: 20 °C

Source(s)

  • (1) Hazardous Substances Data Bank data were obtained from the National Library of Medicine (US)

Other Names and Identifiers

InChI

InChI=1S/Cl2OS/c1-4(2)3

InChIKey

InChIKey=FYSNRJHAOHDILO-UHFFFAOYSA-N

SMILES

S(Cl)(Cl)=O

Canonical SMILES

O=S(Cl)Cl

Other Names for this Substance

  • Thionyl chloride
  • Sulfurous oxychloride
  • Sulfurous dichloride
  • Sulfinyl chloride
  • Thionyl chloride (SOCl2)

View All

Deleted or Replaced CAS Registry Numbers

2366156-90-1, 2368184-97-6, 2505209-14-1

CAS INSIGHTSTM
Hourglass and a clock