PROBLEM TO BE SOLVED: To provide a method for producing nitrobenzenes useful as medicinal/agrochemical intermediates, photographic reagent intermediates, electronic material intermediates and extractants intermediates etc., easily at a low cost.
SOLUTION: This method for producing nitrobenzenes expressed by general formula (3) [wherein, R1is H or a 1-8C alkyl; and R3is H, a 1-8C alkyl or an aryl] is provided by performing the reaction of nitrobenzene sulfonates expressed by general formula (1) [wherein, R1is the same as above and R2is a 1-8C alkyl or an aryl] with thiols expressed by formula (2) [wherein, R3is the same as above] in the presence of a phase transfer catalyst and a base.
COPYRIGHT: (C)2005,JPO&NCIPI
要解决的问题:提供一种以低成本轻松生产作为药用/农药中间体、照相试剂中间体、电子材料中间体和萃取剂中间体等有用的硝基苯的方法。解决方案:通过在相转移催化剂和碱存在下,使通式(3)[其中,R1为H或1-8碳原子的烷基;R3为H、1-8碳原子的烷基或芳基]所表示的硝基苯磺酸盐与通式(1)[其中,R1与上述相同,R2为1-8碳原子的烷基或芳基]所表示的硝基苯磺酸盐与通式(2)[其中,R3与上述相同]所表示的硫醇的反应而提供这种生产硝基苯的方法。版权所有:(C)2005,JPO&NCIPI