Thus , this reduced temperature of reaction and increased the rate of acetophenone.
降低反應(yīng)溫度,提高了苯乙酮的收率.
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Objective: A new approach to prepare α - bromo - 4 - benzyloxy acetophenone was introduced.
目的: 報道一種合成α - 溴-4-芐氧苯基乙酮的新方法.
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Methods: α - Bromo - 4 - benzyloxy acetophenone is synthesized with 4 - hydroxy acetophenone and bromonium as materials and methanol as solvent.
方法: 以甲醇為溶劑,以對羥基苯乙酮和溴為原料制備了α - 溴-4-芐氧苯基苯乙酮.
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With furfural and acetophenone as raw materials - furfurylideneacetophenone was synthesized by NaOH as catalyst under ultrasonic irradiation.
報道以呋喃甲醛和苯乙酮為原料,氫氧化鈉為催化劑,采用超聲波輻射合成糠叉乙酰苯的方法.
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The that sulfamic acid is an excellent catalyst for synthesis of acetophenone cyclic ethylic ketal.
以氨基磺酸為催化劑,通過苯乙酮和乙二醇反應(yīng)合成苯乙酮環(huán)乙二縮酮.
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