公开(公告)号：US20220106263A1

公开(公告)日：2022-04-07

申请号：US17291353

申请日：2019-11-01

Applicant: SYNGENTA CROP PROTECTION AG

Inventor： Tomas SMEJKAL ,  Nicolai CRAMER ,  Josep MAS-ROSELLO

IPC: C07C249/12 ,  B01J23/46

Abstract: The present invention relates to novel processes for the enantioselective iridium-catalysed hydrogenation of oximes and oxime ethers to provide compounds of formula (II) and salts thereof formula (I) and (II).

公开(公告)号：US20240010637A1

公开(公告)日：2024-01-11

申请号：US18041593

申请日：2021-08-13

Applicant: SYNGENTA CROP PROTECTION AG

Inventor： Raphael DUMEUNIER ,  Tomas SMEJKAL ,  Renaud BEAUDEGNIES

IPC: C07D405/04 ,  C07D247/02

CPC classification number: C07D405/04 ,  C07D247/02

Abstract: The present invention provides, inter alia, a process for producing a compound of formula (I) wherein the substituents are as defined in claim 1. The present invention further provides intermediate compounds utilised in said process, and methods for producing said intermediate compounds.

公开(公告)号：US20230339907A1

公开(公告)日：2023-10-26

申请号：US18041572

申请日：2021-08-13

Applicant: SYNGENTA CROP PROTECTION AG

Inventor： Tomas SMEJKAL ,  Raphael DUMEUNIER ,  Denis GRIBKOV

IPC: C07C243/40 ,  C07D403/04

CPC classification number: C07D403/04 ,  C07C243/40

Abstract: The present invention provides, inter alia, a process for producing a compound of formula (I) wherein the substituents are as defined in claim 1. The present invention further provides intermediate compounds utilised in said process, and methods for producing said intermediate compounds.

公开(公告)号：US20230109865A1

公开(公告)日：2023-04-13

申请号：US17759236

申请日：2021-01-20

Applicant: SYNGENTA CROP PROTECTION AG

Inventor： Raphael DUMEUNIER ,  Tomas SMEJKAL ,  Edouard GODINEAU

IPC: C07D403/04 ,  C07D401/04 ,  C07D405/14 ,  C07D493/18

Abstract: The present invention provides, inter alia, a process for producing a compound of formula (I) wherein the substituents are as defined in claim 1, comprising reacting a compound of formula (II) in a suitable reaction medium comprising a desulfurization agent formula (II). The present invention further provides intermediate compounds utilised in said process, and methods for producing said intermediate compounds.

公开(公告)号：US20210387173A1

公开(公告)日：2021-12-16

申请号：US17291122

申请日：2019-11-01

Applicant: SYNGENTA CROP PROTECTION AG

Inventor： Tomas SMEJKAL

IPC: B01J31/22 ,  C07C239/10 ,  C07D211/18 ,  C07C231/12 ,  C07D231/14 ,  C07C239/12 ,  C07C239/20

Abstract: The present invention relates to a novel process for the iridium-catalysed hydrogenation of oximes. The invention also relates to novel iridium catalysts for use in the iridium-catalysed hydrogenation of oximes and to processes of preparation of these catalysts. The invention further relates to the use of the novel iridium catalysts in ionic hydrogenation of other unsaturated substrates.