简介：
简介：以对羟基苯甲酸乙酯为原料，经肼解、环化合成５（４羟基苯基）１，３，４二唑２硫酮，继而经Ｍａｎｎｉｃｈ反应合成了四种新曼尼希碱，其结构经红外光谱、核磁共振和元素分析证实。初步抑菌活性试验表明，显示弱的抑菌活性。
Studies on the Structural modification of ginsenosides with antitumor biological activities
Synthesis and Biological Activities of Some Mannich Bases of 5-(4-Hydroxyphenyl)-1,3,4-Oxadiazole-2-Thione
