中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
2-[2-(4-溴苯氧基)乙基]-5-乙基吡啶氢硫酸盐盐 | 2-(2-(4-bromophenoxy)ethyl)-5-ethylpyridine | 669716-58-9 | C15H16BrNO | 306.202 |
4-[2-(5-乙基-2-吡啶)乙氧基]苯胺 | 4-[2-(5-ethylpyridin-2-yl)ethoxy]aniline | 85583-40-0 | C15H18N2O | 242.321 |
4-[2-(5-乙基-2-吡啶基)乙氧基]硝基苯 | 4-(2-(5-ethyl-2-pyridyl)ethoxy)nitrobenzene | 85583-54-6 | C15H16N2O3 | 272.304 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
5-{4-[2-(5-乙基-2-吡啶基)-乙氧基]-苄基}-2-亚氨基-4-噻唑烷酮 | 5-{4-[2-(5-ethyl-pyridin-2-yl)ethoxy]benzyl}-2-imino-4-thiazolidinone | 105355-26-8 | C19H21N3O2S | 355.461 |
PROBLEM TO BE SOLVED: To provide a method for producing 5-ä4-[2-(5-ethyl-2-pyridyl)ethoxy]benzyl}-2-imino-4-thiazolidinone in high efficiency and in high purity.
SOLUTION: Provided is a method for producing 5-ä4-[2-(5-ethyl-2-pyridyl)ethoxy]benzyl}-2-imino-4-thiazolidinone highly slight in dimerized impurities, which comprises a process wherein 4-[2-(5-ethyl-2-pyridyl)ethoxy]aniline is reacted with a nitrite in the presence of hydrochloric acid, followed by the reaction with methyl acrylate in the presence of a copper catalyst, to obtain methyl 2-chloro-3-ä4-[2-(5-ethyl-2-pyridyl)ethoxy]phenyl}propionate, and the resultant product is then reacted with thiourea in the presence of an alkali.
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