A first total synthesis of isoliquiritin was accomplished starting from p-hydroxy- benzaldehyde and 2,4-dihydroxyacetylp......

以TDA-1为相转移催化剂,碳酸氢钠/氯化钾体系为碱性介质,就对羟基苯甲醛与1-溴-2,3,4,6-O-四乙酰基--αD-吡喃葡萄糖的糖苷化反应......