3-氨基巴豆腈置于四甲基氢氧化铵体系中,化学反应 24.0H,以12%的收率获得产物4-氨基-2,6-二甲基嘧啶 参考文献:Smyrl,Norman R.; Smithwick,Robert W.,Journal Of Heterocyclic Chemistry,1982,Vol. 19,P. 493-496 标题:Smyrl,Norman R.; Smithwick,Robert W.,Journal Of Heterocyclic Chemistry,1982,Vol. 19,P. 493-496
专利信息
专利号:US-2013123498-A1 优先权日:2011-10-19 标 题 :Process for the preparation of etravirine and intermediates in the synthesis thereof 发明人:MAJER MAJA SEPELJ; KRIZMANIC IRENA; VRBANEC GORDANA 权利人:MAJER MAJA SEPELJ; KRIZMANIC IRENA; VRBANEC GORDANA 摘要:The present invention includes compounds of Formula 1 of the following structure: n n n n n n n n n n or salts thereof, wherein X is a halogen or a tosyl group. Processes for preparing the compounds of Formula 1 are disclosed in the patent application. The compounds of Formula 1 are useful as intermediates for preparation of Etravirine. The present invention is also directed toward processes for preparing Etravirine.
专利号:US-11731956-B2 优先权日:2018-10-22 标 题:Substituted 1,2,4-triazoles as intermediates in the synthesis of TYK2 inhibitors
专利号:JP-2000281611-A 优先权日:1999-03-30 标 题 :Synthesis of phenolic compound having protected hydroxy group, and radioactive ray-sensitive composition by using the same
专利号:CN-1169796-C 优先权日:2002-10-21 标题:Catalytic synthesis process of methyl substituted pyrimidyl urea derivative
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