公开(公告)号：DE59309603D1

公开(公告)日：1999-07-01

申请号：DE59309603

申请日：1993-08-04

Applicant: BASF AG

Inventor： BOMBA CHRISTOPH DR ,  KUTH GUIDO DR ,  GUENTHERT PAUL DR ,  HAHN ERWIN DR

IPC: C07D277/66

Abstract: The invention relates to a process for the preparation of compounds of the general formula I in which R to R independently of one another denote hydrogen, alkyl, alkoxy, hydroxyl or halogen, which is characterised in that compounds of the formula II are reacted with compounds of the formula III in the presence of sulphur or sulphur-releasing compounds at elevated temperature. The compounds prepared according to the invention are suitable, for example, as diazocomponents.

公开(公告)号：DE4227029A1

公开(公告)日：1994-02-17

申请号：DE4227029

申请日：1992-08-14

Applicant: BASF AG

Inventor： BOMBA CHRISTOPH DR ,  KUTH GUIDO DR ,  GUENTHERT PAUL DR ,  HAHN ERWIN DR

IPC: C07D277/66

Abstract: The invention relates to a process for the preparation of compounds of the general formula I in which R to R independently of one another denote hydrogen, alkyl, alkoxy, hydroxyl or halogen, which is characterised in that compounds of the formula II are reacted with compounds of the formula III in the presence of sulphur or sulphur-releasing compounds at elevated temperature. The compounds prepared according to the invention are suitable, for example, as diazocomponents.