3,5-dimethoxybenzyl bromide3,5-二甲氧基苄溴
1.Synthesis of 3,5-dimethoxybenzyl bromide;3,5-二甲氧基苄溴的合成
2.Some new stilbenes were synthesized from 3,5-dimethoxybenzyl bromide and sodium cyanide as starting materials via cyaniding,hydrolysis,condensation and demethylation The structures of all products were confirmed by IR,1HNMR,MS spectra and elementary analysis.以3,5-二甲氧基苄溴和氰化钠为起始原料,经过氰化、水解、缩合、脱甲基等反应制备出几种新的芪类化合物,其结构经IR、1HNMR、MS和元素分析确证,并讨论了影响反应的因素。
3.OBJECTIVE To synthesize 3,5-dimethoxybenzyl bromide METHODS 3,5-dimethoxybenzoic acid was reducted with NaBH4/I2, to obtain 3,5-dimethoxybenzyl alcohol, then brominated with 40% HBr.目的合成药物中间体3,5-二甲氧基苄溴。
3)α-Bromo-p-xylene对甲基溴化苄
4)xylyl bromide甲苄基溴
5)4-Bromobenzyl bromide对溴苄基溴
6)P-methoxymethyl benzyl chlorine对甲氧甲基苄氯
延伸阅读
2-溴二甲苄胺分子式：C9H12BrN分子量：214.11CAS号：1976-04-1性质：沸点108-112℃（2.67kPa），相对密度1.302，折光率1.5460。制备方法：由邻溴苄基溴与二甲胺反应得到。将邻溴苄基溴及二甲胺溶液加热到80-90℃，压力约0.2MPa。在此条件下反应8-10h，尾气用水吸收，反应物冷至定温，静置分层，将下层油状物减压蒸馏，收集108-112℃（2.67kPa）馏分，得含量90%的邻溴二甲苄胺。用途：药物中间体。
