申请人:Sumitomo Chemical Company, Limited
公开号:EP2261204A1
公开(公告)日:2010-12-15
The present invention relates to a process for producing a sulfone compound represented by formula (1), which comprising a step of obtaining a compound represented by formula (4) by reacting a compound represented by formula (3) with a chlorate or a bromate, and then resulting reaction solution with HX or X2; a step of obtaining a compound represented by formula (5) or formula (6) by reacting a compound represented by formula (4) with a halogenating agent or M(OCOR)n; or a step of obtaining a compound represented by formula (7) by reacting a compound represented by formula (5) or formula (6) with an inorganic base.
本发明涉及一种制备化合物(1)的磺酰化合物的方法,其中包括以下步骤:通过将化合物(3)与氯酸盐或溴酸盐反应得到化合物(4),然后将反应产物与HX或X2反应,从而得到化合物(5)或(6);通过将化合物(4)与卤代试剂或M(OCOR)n反应得到化合物(5)或(6);或通过将化合物(5)或(6)与无机碱反应得到化合物(7)。