1072. Benzenesulfonyl Chloride

Nomenclature

CAS number: 98-09-9
Benzene sulfonechloride; benzenesulfonic (acid) chloride.
C6H5ClO2S; mol wt 176.62.
C 40.80%, H 2.85%, Cl 20.07%, O 18.12%, S 18.15%.

Description and references

Prepd from benzene and chlorosulfonic acid or from the sodium salt of benzenesulfonic acid and PCl5 or POCl3: R. Adams, C. S. Marvel, Org. Synth. coll. vol. I, (2nd ed., 1964) p 84; H. T. Clarke et al., ibid. p 85.

Chemical structure

Properties

Colorless, oily liquid. d1515 1.3842. Solidifies 0°, mp 14.5°. bp760 251-252° (decompn); bp100 177°; bp10 120°. Corrosive. Insol in cold water. Sol in ether, alc.