A new synthesis of tri (p hydroxyphenyl) phosphine was studied with a simple process and high productivity (65%). 以对溴苯酚为原料,经过三步反应合成三对羟基三苯基膦,反应产物分离方便,产率较高(65%25)。
Objective: To study the effect of N (4 hydroxyphenyl) retinamide (4 HPR) on apoptosis of cyst lining epithelial cells in autosomal dominant polycystic kidney disease (ADPKD). 目的 :探讨 4 -羟苯基维甲酸 (4- HPR)诱导常染色体显性遗传性多囊肾病 (ADPKD)囊肿衬里上皮细胞凋亡的作用及其机制。
Hexamethylene glycol bis[3 (3,5 di tert butyl 4 hydroxyphenyl)] propionate was synthesized without solvent with methyl 3 (3,5 di tert butyl 4 hydroxyphenyl) propionate and hexamethylene glycol as raw materials and organic tin as catalyst. 以 3 -(3 ,5 -二叔丁基 -4-羟基苯基 )丙酸甲酯 (简称 3 ,5 -甲酯 )与 1 ,6-己二醇为原料 ,有机锡为催化剂 ,在无溶剂的条件下合成了己二醇双 [3 -(3 ,5 -二叔丁基 -4-羟基苯基 ) ]丙酸酯。