Method for preparing 4-alkylsulfonyl-2-chloro-m-xylene
申请人:Nissan Chemical Industries Ltd.
公开号:US05189224A1
公开(公告)日:1993-02-23
The present invention provides a method for preparing a 4-alkylsulfonyl-2-chloro-m-xylene useful as an intermediate for agricultural chemicals, and an intermediate for the production thereof. The method of the present invention is to produce (E) from (C) by way of novel intermediates (D-1) and (D-2). ##STR1##
Method for preparing 4-alkylsulfonyl-2-chloro-M-xylene
申请人:NISSAN CHEMICAL INDUSTRIES LTD.
公开号:EP0481428A1
公开(公告)日:1992-04-22
The present invention provides a method for preparing a 4-alkylsulfonyl-2-chloro-m-xylene useful as an intermediate for agricultural chemicals, and an intermediate for the production. The method of the present invention is to produce (E) from (C) by way of novel intermediates (D-1) and (D-2).