Preparation of alkane sulfonic acids and sulfonyl chlorides...

C - Chemistry – Metallurgy – 07 – C

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C07C 303/16 (2006.01) C07C 309/04 (2006.01) C07C 309/80 (2006.01)

Patent

CA 2280015

A process for preparing alkane sulfonic acids and sulfonyl chlorides by oxidation of alkanethiols or dialkyl disulfides in the presence of nitric acid or nitric oxides as a catalyst and in the presence of bromide as a cocatalyst.

Ce procédé de préparation d'acides alcanesulfoniques et de chlorures de sulfuryle consiste à oxyder des alcanethiols ou des disulfures de dialkyle, en présence d'acide nitrique ou d'oxydes nitriques en tant que catalyseur, et en présence de bromure en tant que co-catalyseur.

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