OBJECTIVE To synthesis 5-bromide benzofuran ketone,the key intermediate of citaopram.
目合成抗抑郁药西酞普兰中间体5-溴苯酞。
OBJECTIVE To synthesis 5-bromide benzofuran ketone,the key intermediate of citaopram.
目合成抗抑郁药西酞普兰中间体5-溴苯酞。
HPLC method for determination of phenylephrine hydrochloride, paracetamol, caffeine anhydrous,salicylamide and brompheniramine maleate in Liufenkamin tablets was established.
建立了HPLC法测定柳酚咖敏片中盐酸去氧肾上腺素、对酰氨基酚、无水咖啡因、水杨酰、马来酸溴苯那敏。
Bromoxynil octanoate was synthesized from bromoxynil,octanoic acid and thionyl chloride in the solvent using DMF and N(C 2H 5) 3 as catalysts by one step reaction.
DMF、为催化剂,在溶剂中,用辛酸直接合成了溴苯腈辛酸酯,实现由酸合成酯一步反应。
P-Brom-ethylphene was prepared by brom-phene by means of Friedel-Crafts and Huang Ming-long reactions. The synthesis can be industrialized because of good quality, high yield and low cost.
对溴苯是溴苯为原料,经付克酰化,黄鸣龙还原等反应合成,其质和收率较高,成本较低,具有工业化意义。
声明:上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件观点;若发现问题,欢迎向我们指正。