氨基苯甲酸乙酯,苯佐卡因,对氨基苯甲酸乙酯
Objective: To improve the preparation of benzocaine. 摘要目的：对苯佐卡因的合成工艺进行探索。
ANESTHETICS: Benzocaine, pramoxine, and antipyrine relieve pain and pruritus. 麻醉剂：苯佐卡因， pramoxine ，和安减轻疼痛和瘙痒。
Methods: Benzocaine was synthesized from p-nitrobenzoic acid via two steps through esterifying and reduction. 方法：以对硝基苯甲酸为起始原料，经酯化，还原两步合成苯佐卡因。
Skin Nutrients: Benzocaine, Glycerin, Glycolic acid, Hydrocortisone, Linolin, Lidocaine, Salicylic methyl ester, etc. 皮肤营养品：苯坐卡因，甘油，乙醇酸，氢化可的松，亚油精，利多卡因，水杨酸甲酯等
Anesthetics in low doses, or local anesthetics such as benzocaine, are also analgesic in function. 少剂量的麻醉剂，或局部麻醉剂如苯坐卡因在功能上也可用作止痛药。
