根据拼合原理,以对苯二酚(p-HQ)、间苯二酚(m-HQ)及邻苯二酚(o-HQ)为先导化合物,通过一侧酚羟基的苄基保护、引入溴乙酸甲酯、还原、与3种糖元偶联、脱除保护基得到9种目标化合物.同样以3-(4-羟基苯基)-1-丙醇为起始物质,通过苄基保护、与3种糖元偶联、脱除保护基得到3种目标化合物.通过IR、1H NMR、13C NMR、HRMS等波谱分析方法对所合成的12种目标化合物进行了结构表征.对合成的酚类糖苷缀合物进行了美白活性研究.结果表明,化合物p-HQ-6a、m-HQ-7a、p-HQ-6b、m-HQ-6b、o-HQ-6b、p-HQ-6c、m-HQ-7c、L-3a和L-4b对酪氨酸酶有抑制作用,其中o-HQ-6b和p-HQ-6c对酪氨酸酶的抑制作用优于阳性对照物α-熊果苷.
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