申请人:SUMITOMO SEIKA CHEMICALS CO., LTD.
公开号:EP1882683A1
公开(公告)日:2008-01-30
The present invention provides a 4-mercaptophenyl ester of acetic acid, which is useful as a raw material for synthesizing a developer, etc., and a process for producing the same. The present invention provides a 4-mercaptophenyl ester of acetic acid represented by Formula (1);
wherein Ac is an acetyl group, and R is a C1-4 alkyl group, and a process for producing the 4-mercaptophenyl ester of acetic acid having a step of reducing a 4-halosulfonylphenyl ester of acetic acid represented by Formula (2);
wherein Ac is an acetyl group, R is a C1-4 alkyl group, and X is a halogen atom.
本发明提供了一种醋酸的 4-巯基苯酯,它可作为合成显影剂等的原料,并提供了生产醋酸的 4-巯基苯酯的工艺。本发明提供了一种由式(1)表示的乙酸 4-巯基苯酯;
其中 Ac 为乙酰基,R 为 C1-4 烷基,以及一种生产乙酸 4-巯基苯酯的工艺,其步骤为还原式 (2) 所代表的乙酸 4-卤代磺酰基苯酯;
其中 Ac 为乙酰基,R 为 C1-4 烷基,X 为卤素原子。