Indirect Sulfonation - A Book to Explain

Japanese: 間接スルホン化 - かんせつするほんか
Indirect Sulfonation - A Book to Explain

… Aliphatic aldehydes, ketones, carboxylic acids, and carboxylic anhydrides produce α-sulfonic acids (Equation (3)). The above reactions are methods for directly sulfonating organic compounds, but there are also indirect sulfonation methods in which sulfonic acids are obtained by oxidizing mercaptans, sulfides, disulfides, and sulfinic acids. Direct sulfonation can be difficult in the synthesis of aliphatic sulfonic acids, so indirect sulfonation is also widely used. …

*Some of the terminology that refers to "indirect sulfonation" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…脂肪族アルデヒド,ケトン,カルボン酸,カルボン酸無水物はα‐スルホン酸を生成する(式(3))。以上の反応は有機化合物を直接スルホン化する方法であるが,メルカプタン,スルフィド,ジスルフィド,スルフィン酸などを酸化してスルホン酸を得る間接スルホン化の方法もある。脂肪族スルホン酸の合成には,直接スルホン化が困難な場合があり,間接スルホン化も汎用される。…

※「間接スルホン化」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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