Trial and error revealed that it was best to put in the amide before the epoxide.

尝试和误差法表明,最好在环氧化之前引进酰胺基.

辞典例句

A copolymer ( SPAM ) was prepared with starch, acrylamide ( AM ), 2— methy —2— acrylamidy - propyl sulfonic acid ( AMPS ) and Methacryloyloxyethyl trimethylammonium choride ( DMC ).

以工业淀粉 、 丙烯酰胺 ( AM ) 、 2—甲基— 2— 丙烯酰胺基丙磺酸 ( AMPS ) 、甲基丙烯酰氧乙基三甲基氯化铵 ( DMC ) 为原料,通过共聚制得改性淀粉絮凝剂 ( SPAM ).

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Treatment of 3 - aminopyridine with AFA at room temperature gave 3 - formamidopyridine in 95 % yield.

在室温下 3- 氨基吡啶与甲乙混酸酐反应制得3-酰胺基吡啶,产率为95%.

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