Abstract Possible synthetic routes to 4-bromo-1,1′:4′,1″-terphenyl and 4-methyl-1,1′:4′,1″-terphenyl have been studied. Stevens rearrangement of quaternary ammonium salts containing 3-phenylprop-2-en-1-yl and 3-(4-bromo- or 4-methylphenyl)prop-2-yn-1-yl groups gave 1-(4-bromophenyl)-N,N-dimethyl-4-phenylhex-5-en-1-yn-3-amine, 1-(4-bromophenyl)-N,N-diethyl-4-phenylhex-5-en-1-yn-3-amine, 1-(4-bromophenyl)-4-phenyl-N
摘要 研究了生成4-
溴-1,1':4',1''-
联苯和4-甲基-1,1':4',1''-
联苯的可能合成路线。含有3-苯基丙-2-烯-1-基和3-(4-
溴-或4-甲基苯基)丙-2-yn-1-基的季
铵盐的史蒂文斯重排得到1-(4-
溴苯基)- N,N-二甲基-4-苯基己基-5-en-1-yn-3-胺,1-(4-
溴苯基)-N,N-
二乙基-4-苯基己基-5-en-1-yn-3-胺,1-(4-
溴苯基)-4-苯基-N,N-二丙基己基-5-en-1-yn-3-胺,1- [1-(4-
溴苯基)-4-苯基己基-5-en-1-yn-3-yl]
哌啶,4- [1-( 4-
溴苯基)-4-苯基六(5-en-1-yn-3-yl)吗啉,1- [1-(4-甲基苯基)-4-苯基六(5-en-1-yn-3-yl)]
哌啶和4- [1-(4-甲基苯基)-4-苯基己基-5-en-1-yn-3-基]吗啉。类似于结构上相关的化合物,对所得胺