The chromogenic responding ability increases as the substituent changes from phenyl to naphthyl or anthryl.
实验结果表明,偶氮团
引入改善
8-
喹啉
生色能力,并且在乙腈
液中随着取代
由苯
变为萘
和蒽
时,化合物
吸收光谱发生红移。
The chromogenic responding ability increases as the substituent changes from phenyl to naphthyl or anthryl.
实验结果表明,偶氮团
引入改善
8-
喹啉
生色能力,并且在乙腈
液中随着取代
由苯
变为萘
和蒽
时,化合物
吸收光谱发生红移。
P-methoxybenzeneacetonitrile was prepared in 34. 8% yield starting from anisole, via chloromethylation, cyanogenation and fractional distillation.
以苯甲醚为原料,经过氯甲化,氰化反应后,通过精馏获
对甲氧
苯乙腈,总收率为34.8%。
Microspheric trans aconitic acid imprinted polymers were synthesized via a precipitation polymerization with acetonitrile as dispersion solvent.
以乙腈为分散剂,采用沉淀聚合法合成反乌头酸分子印迹聚合物微球。
Alkylation of Phenylacetonitrile was realized from phenylacetonitrile and benzyl chloride by using PS-PEG-400 as triphase phase transfer catalyst.
摘要利用固载化聚乙二醇-400作三相相转移催化剂,以氢氧化钾液作碱,从苯乙腈和苄
氯出发合成
苯乙腈
单烷
化物-α-苄
苯乙腈。
In the presence of ethanonitrile and polyethylene glycol, anthrone reacts with ammonium ceric nitrate to form 1 nitroanthraquinone.
在乙腈、相转移催化剂聚乙二醇存在下 ,蒽酮与硝酸铈铵反应生成 1 -硝蒽醌。
Calcium ammine catalyst was prepared with metal calcium,dehydrated liquid ammonia as raw materials,nano-silica as a carrier and acetonitrile and propylene epoxide as modifiers.
采用金属钙、脱液氨、载体纳米二氧化硅及改性剂乙腈与环氧丙烷制备出氨钙体系催化剂。
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