acetophenone

acetophenone的英语例句

1. Methods: α - Bromo - 4 - benzyloxy acetophenone is synthesized with 4 - hydroxy acetophenone and bromonium as materials and methanol as solvent.

   方法: 以甲醇为溶剂,以对羟基苯乙酮和溴为原料制备了α - 溴-4-苄氧苯基苯乙酮.

2. Thus , this reduced temperature of reaction and increased the rate of acetophenone.

   降低反应温度,提高了苯乙酮的收率.

3. Objective: A new approach to prepare α - bromo - 4 - benzyloxy acetophenone was introduced.

   目的: 报道一种合成α - 溴-4-苄氧苯基乙酮的新方法.