Levocetirizine Dihydrochloride was prepared from benzoyl chloride by acidylation,hydrogenation,cyclization with an overall yield of 8.05%.
以苯甲
氯为原料,
,还原,环合等反应合成左旋西替利嗪盐酸盐,反应
收率为8.05%。
作用Levocetirizine Dihydrochloride was prepared from benzoyl chloride by acidylation,hydrogenation,cyclization with an overall yield of 8.05%.
以苯甲氯为原料,,还原,环合等反应合成左旋西替利嗪盐酸盐,反应收率为8.05%。
声明：以上例句、词性分类均由互联网资源
成，部分未
过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
