公开(公告)号：US10435352B2

公开(公告)日：2019-10-08

申请号：US15769765

申请日：2016-10-21

Applicant: Bayer CropScience Aktiengesellschaft

Inventor： Christian Funke ,  Thomas Himmler ,  Sergii Pazenok ,  Christoph Schotes ,  Matthias Beller ,  Thomas Schareina ,  Alexander Zapf

IPC: C07C253/14 ,  C07C255/50 ,  C07C315/02 ,  C07C319/14 ,  C07C319/20 ,  C07C323/62 ,  C07C25/13 ,  C07C323/36

Abstract: A process for preparing 2-alkyl-4-trifluoromethyl-3-alkylsulfonylbenzoic acids of the formula (I) is described. Here, the substituents are radicals such as alkyl and substituted phenyl.

公开(公告)号：US10981888B2

公开(公告)日：2021-04-20

申请号：US16467101

申请日：2017-12-04

Applicant: BAYER CROPSCIENCE AKTIENGESELLSCHAFT

Inventor： Florian Erver ,  Frank Memmel ,  Alexander Arlt ,  Werner Hallenbach ,  Tobias Harschneck ,  Christoph Schotes ,  Robert Velten

IPC: C07D401/04 ,  C07D231/12

Abstract: Methods for preparing compounds of formula (I) Wherein R1 to R5 and A1 to A4 are as defined in the application.

公开(公告)号：US10252990B2

公开(公告)日：2019-04-09

申请号：US15778699

申请日：2016-11-28

Applicant: Bayer CropScience Aktiengesellschaft

Inventor： Christoph Schotes ,  Christoph Sämann

IPC: C07C315/02 ,  C07C319/14 ,  C07C323/62 ,  C07C323/65 ,  C07C317/44 ,  C07C323/09

Abstract: A process for the preparation of 2-alkyl-4-trifluoromethyl-3-alkylsulfonylbenzoic acids of the formula (I) is described. Herein, the substituents are radicals such as alkyl and substituted phenyl.