常見例句雙語例句METHODS Bretazenil was synthesized from 3-bromoaniline by cyclization, oxidation and ring-enlargement reaction, etc.方法以3-溴苯胺為起始原料，經(jīng)過成環(huán)、氧化、擴環(huán)等反應(yīng)得到目標產(chǎn)物。www.zgyxzz.com.cn 返回 bromoaniline