【摘要】 从两个易得原料 3 ,4,5 三甲氧基苯甲酸和 3 ,4 二羟基苯甲醛出发 ,分别合成出 2 羟基 4,5 ,6 三甲氧基苯乙酮和 3 ,4 二苄氧基苯甲酰氯 ,随后采用相转移催化法成功地全合成了 5 ,3′ ,4′ 三羟基 6,7 二甲氧基黄酮 .更多还原

【Abstract】 Hydroxy 4,5,6 trimethoxyacetophenone and 3,4 benzyloxybenzoyl chloride were prepared from readily available chemicals, 3,4,5 trimethoxybenzoic acid and 3,4 dihydroxybenzaldehyde, respectively. 5,3′,4′ Trihydroxyl 6,7 dimethoxyflavone was obtained by the reaction these two key intermediates under a PTC conditions.更多还原