公开(公告)号：US20210171468A1

公开(公告)日：2021-06-10

申请号：US16771043

申请日：2018-12-20

Applicant: SOLVAY SA

Inventor： Janis JAUNZEMS ,  Alexander SCHULZ ,  Uta CLAASSEN

IPC: C07D231/14 ,  C07C221/00 ,  C07C249/16 ,  C07D231/12

Abstract: The present invention concerns processes for the manufacture of pyrazole carboxylic derivatives and precursors thereof.

公开(公告)号：US20200305431A1

公开(公告)日：2020-10-01

申请号：US16771055

申请日：2018-12-20

Applicant: SOLVAY SA

Inventor： Janis JAUNZEMS ,  Alexander SCHULZ ,  Uta CLAASSEN ,  Andreas GROSSMANN

IPC: A01N43/56 ,  C07D231/14

Abstract: Disclosed are processes for the manufacture of pyrazole compounds of formula (I) and their application in the manufacture of pyrazole derivatives, in particular in processes for the manufacture of pharmaceutically or agrochemically active compounds, wherein in the processes, at least two steps are conducted in the presence of at least one solvent which is the same in the at least two steps, wherein the at least one same solvent is selected from the group consisting of aromatic hydrocarbons, alkanes, carboxylic acid esters, ethers, nitriles and dimethylformamide.

公开(公告)号：US20210179563A1

公开(公告)日：2021-06-17

申请号：US16771049

申请日：2018-12-20

Applicant: SOLVAY SA

Inventor： Etienne SCHMITT ,  Alexander SCHULZ ,  Janis JAUNZEMS

IPC: C07D231/14 ,  C07C249/16 ,  C07D231/12

Abstract: Process for the manufacture of iminium compounds and their application in the manufacture of pyrazole derivatives The present invention concerns processes for the manufacture of iminium compounds and their application in the manufacture of pyrazole derivatives, in particular in processes for the manufacture of pharmaceutically or agrochemically active compounds.