在碳酸钠和氢氧化钠催化下,β-紫罗兰酮和5,6-环氧-β-紫罗兰酮与芳香醛于室温下研磨1 ~15 min,制备了8种新型含紫罗兰酮基查尔酮,其结构经1H NMR、MS、IR和元素分析表征.结果表明,β-紫罗兰酮、苯甲醛、Na2CO3与NaOH的物质的量比为20∶20:5∶15时,收率可达87.1%~94.8%,苯甲醛环上吸电子基团可促进反应进行.
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