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2-cyano-4-nitrobenzene-1-sulfonyl chloride synthesis

2synthesis methods
Benzonitrile, 2-mercapto-5-nitro-

74617-16-6
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2-cyano-4-nitrobenzene-1-sulfonyl chloride

1099632-44-6
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Yield:1099632-44-6 95%

Reaction Conditions:

with hydrogenchloride;N-chloro-succinimide in water;acetonitrile at 10 - 20;

References:

Crich, David;Sharma, Indrajeet [Angewandte Chemie - International Edition,2009,vol. 48,# 41,p. 7591 - 7594] Location in patent:supporting information; experimental part