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.

通过付化反应引入乙，接着溴化、胺化，得到标题树脂。该法避免了使用氯甲醚。

Indicate epidemiology investigation , confirm on the grounds of international sampling investigation, major part in the cancerogenic patient who has a smoke is a passive smoker.

流行病学调查表明，据际性的抽样调查证实，吸烟致癌患者中的大部分是被动吸烟者。

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.

通过基化反应引入乙基，接着溴化、胺化，得到标题树脂。该法避免了使用氯甲醚。

Indicate epidemiology investigation , confirm on the grounds of international sampling investigation, major part in the cancerogenic patient who has a smoke is a passive smoker.

流行病学调查表明，据际性的抽样调查证实，吸烟致癌患者中的大部分是被动吸烟者。

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.

通过付氏酰应引入乙酰，接着溴、胺，得到标题树脂。该法避免了使用氯甲醚。

Indicate epidemiology investigation , confirm on the grounds of international sampling investigation, major part in the cancerogenic patient who has a smoke is a passive smoker.

流行病学调查表明，据际性的抽样调查证实，吸烟致癌患者中的大部分是被动吸烟者。

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，接着溴化、胺化，得到标题树脂。该法避用氯甲醚。

Indicate epidemiology investigation , confirm on the grounds of international sampling investigation, major part in the cancerogenic patient who has a smoke is a passive smoker.

流行病学调查表明，据际性的抽样调查证实，吸烟致癌的大部分是被动吸烟。

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.

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

Indicate epidemiology investigation , confirm on the grounds of international sampling investigation, major part in the cancerogenic patient who has a smoke is a passive smoker.

流行病学调查表明，据际性的抽样调查证实，吸烟致癌患者中的大部分是被吸烟者。

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，接着溴化、胺化，得到标题树脂。该法避免了使醚。

Indicate epidemiology investigation , confirm on the grounds of international sampling investigation, major part in the cancerogenic patient who has a smoke is a passive smoker.

流行病学调查表明，据际性的抽样调查证实，吸患者中的大部分是被动吸者。

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，接着溴化、胺化，得到标题树脂。该法避免了使用氯甲醚。

Indicate epidemiology investigation , confirm on the grounds of international sampling investigation, major part in the cancerogenic patient who has a smoke is a passive smoker.

流行病学调查表明，据际性的抽样调查证实，吸烟致癌患者中的大分是被动吸烟者。

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，接着溴化、胺化，得到标题树脂。该法了使用氯甲醚。

Indicate epidemiology investigation , confirm on the grounds of international sampling investigation, major part in the cancerogenic patient who has a smoke is a passive smoker.

流行病学调查表明，据际性抽样调查证实，吸烟致癌患者部分是被动吸烟者。

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.

通过付氏酰基化反乙酰基，接着溴化、胺化，得到标题树脂。该法避免了使用氯甲醚。

Indicate epidemiology investigation , confirm on the grounds of international sampling investigation, major part in the cancerogenic patient who has a smoke is a passive smoker.

流行病学调查表明，据际性的抽样调查证实，吸烟致癌患者中的大部是被动吸烟者。