Using 2-acetyl benzimidazole and sodium bromide as raw material,2-(dibromine acetyl)-benzimidazole hydrobromate was synthesized with the new bromine that displaced by chlorine gas in light.

以2-乙酰基苯并和化钠为原料,在光照条件下用氯气置换出化钠的,成兽噻苯间体-2-(二乙酰基)-苯并氢酸盐。

The title resin has been prepared by Friedel-Crafts acylation followed by bromination and amination.The method avoids the utilization of cancerogenic chloromethyl methyl ether.

通过付氏酰基化反应引入乙酰基，接着化、胺化，得到标题树脂。该法避免了使用氯甲醚。

The phenylacetyl ethanolamine,a low toxic precurson of benzylpenicillin,was synthesized by using ethyl phenylacetate and colamine as raw materials.

以苯乙酸乙酯和乙醇胺为原料成了苄青霉低毒前体苯乙酰基乙醇胺。