51572-44-2Relevant articles and documents
A 2 - amino - (4 - ethyl sulfonyl) phenol synthesis method (by machine translation)
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Paragraph 0036; 0037; 0046; 0047; 0057; 0058, (2017/05/10)
The invention discloses a 2 - amino - (4 - ethyl sulfonyl) phenolic synthetic method, to 4 - methoxybenzene sulfonyl chloride as the starting material, by reduction, ethyl substituted, nitration, de-methyl, 2 - amino - (4 - ethyl sulfonyl) phenol to prepare five-step reaction to obtain the final product 2 - amino - (4 - ethyl sulfonyl) phenol. The present invention the used raw materials are cheap and easily obtained, mild and easy to control the process, the reaction apparatus and after treatment is simple, low cost, easy to industrial production. (by machine translation)