Effect of C7 Modifications on Benzothiadiazine-1,1-dioxide Derivatives on Their Inhibitory Activity and Selectivity toward Aldose Reductase
作者:Shuzhen Zhang、Xin Chen、Shagufta Parveen、Saghir Hussain、Yanchun Yang、Chaojun Jing、Changjin Zhu
DOI:10.1002/cmdc.201200386
日期:2013.4
activation and/or overexpression of aldose reductase (ALR2), which is a member of the aldo–keto reductase superfamily. A structure–activity relationship study focused on the C7 position of 1,2,4‐benzothiadiazine‐1,1‐dioxide derivatives was pursued in an attempt to discover ALR2 inhibitors with enhanced potency and selectivity. These studies led to a series of new C7‐substituted compounds, which were
糖尿病患者慢性并发症的发展和进展,例如视网膜病,肾病,神经病,白内障和中风,与醛糖还原酶(ALR2)的激活和/或过表达有关,醛糖还原酶是醛糖-酮基还原酶的成员超家族。进行结构-活性关系研究,重点研究1,2,4-苯并噻二嗪-1,1-二氧化物衍生物的C7位置,试图发现具有增强的效能和选择性的ALR2抑制剂。这些研究导致了一系列新的C7取代的化合物,这些化合物被评估了对ALR2的抑制活性。他们表现出的IC 50值在2.80–45.13 n M的范围内。发现分别具有C7-二甲基氨基甲酰基和C7-二乙基氨基甲酰基取代基的两种化合物最具活性,并且相对于醛还原酶(ALR1)具有极好的ALR2选择性。本文介绍的结构-活性关系分析和分子建模研究突显了C7位置疏水和庞大基团对于抑制ALR2的活性和选择性的重要性。