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,以氢氧化钾水溶液作碱,从苯乙
和苄基氯出发
成了苯乙
单烷基化物-α-苄基苯乙
。
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,以氢氧化钾水溶液作碱,从苯乙
和苄基氯出发
成了苯乙
单烷基化物-α-苄基苯乙
。
Microspheric trans aconitic acid imprinted polymers were synthesized via a precipitation polymerization with acetonitrile as dispersion solvent.
以乙散剂,采用沉淀聚
法
成了反乌头酸
子印迹聚
物微球。
The chromogenic responding ability increases as the substituent changes from phenyl to naphthyl or anthryl.
实验结果表明,偶氮基团引入改善了8-羟基
生色能力,并且在乙
溶液中随着取代基由苯基变
萘基和蒽基时,化
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.
以苯甲醚原料,经过氯甲基化,氰化反应后,通过精馏获得对甲氧基苯乙
,总收率
34.8%。
In the presence of ethanonitrile and polyethylene glycol, anthrone reacts with ammonium ceric nitrate to form 1 nitroanthraquinone.
在乙、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 -硝基蒽醌。
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、脱水液氨、载体纳米二氧化硅及改性剂乙与环氧丙烷制备出氨钙体系催化剂。
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