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88950 Sigma-Aldrich

Thionyl chloride

puriss., ≥99.0%

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Properties

Related Categories C-X Bond Formation (Halogen), Chemical Synthesis, Chlorination, Synthetic Reagents
vapor pressure   97 mmHg ( 20 °C)
InChI Key   FYSNRJHAOHDILO-UHFFFAOYSA-N
grade   puriss.
assay   ≥99.0%
color   APHA: ≤50
refractive index   n20/D 1.518(lit.)
bp   79 °C(lit.)
mp   −105 °C(lit.)
density   1.631 g/mL at 25 °C(lit.)

Description

Other Notes

Same product — same quality — now Sigma-Aldrich brand

Application

Thionyl chloride may be employed for the sulfonation of aromatic compounds. It may be used in the synthesis of following:
• cyclooctasulfur oxide
• disulfuroxide
• acetylchloride
• organochlorine compounds
• G-series nerve agents such as phosgene or chloropicrine
• 1-(chloromethyl)-3,5-dimethylbenzene

General description

Thionyl chloride is a sulfur containing acid halide. It participates in the preparation of butadiyne (diacetylene). On reaction with benzaldehyde, it affords benzylidene dichloride. It is widely employed for the transformation of alcohols into reactive alkyl chlorides.

Price and Availability


Palau Chlor
Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
Supplemental Hazard Statements 
Contact with water liberates toxic gas., Reacts violently with water.
RIDADR 
UN 1836 8 / PGI
WGK Germany 
1
RTECS 
XM5150000
Protocols & Articles
Peer-Reviewed Papers
15

References

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Description

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230464 Thionyl chloride, ReagentPlus®, ≥99%

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