申请人:Sumitomo Seika Chemicals Co. Ltd.
公开号:EP2441751A1
公开(公告)日:2012-04-18
An object of the present invention is to provide a method for preparation of an alkyl sulfone compound simply and safely with high yield, and an alkyl sulfone compound.
The present invention is a method for preparing an alkyl sulfone compound represented by formula (2), comprising:
oxidizing an alkyl sulfide compound represented by formula (1) using an oxidizing agent in the presence of a tungstate catalyst:
in formula (1), R1 represents a C1-C3 alkyl group, and R2 represents a C3-C5 alkyl group,
in formula (2), R1 and R2 are the same alkyl groups as R1 and R2 in formula (1), respectively.
本发明的目的是提供一种简单、安全、高产率地制备烷基砜化合物和烷基砜化合物的方法。
本发明是一种制备由式(2)表示的烷基砜化合物的方法,包括
在钨酸盐催化剂存在下,使用氧化剂氧化式(1)代表的烷基砜化合物:
式(1)中,R1 代表 C1-C3 烷基,R2 代表 C3-C5 烷基、
在式 (2) 中,R1 和 R2 分别是与式 (1) 中的 R1 和 R2 相同的烷基。