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：US20220194907A1

公开(公告)日：2022-06-23

申请号：US17594469

申请日：2020-04-16

Applicant: SYNGENTA CROP PROTECTION AG

Inventor： Thomas James HOFFMAN ,  Regis Jean Georges MONDIERE ,  Edouard GODINEAU ,  Wolfgang STUTZ ,  Sujit Kumar GHORAI ,  Anup JAWALEKAR

IPC: C07D271/06

Abstract: The present invention relates to a process according to Scheme 1 for the preparation of microbiocidal 5-trifluoromethyl-1,2,4-oxadiazole derivatives of formula (I) suitable for use, e.g., as active ingredients, which have microbiocidal activity, in particular, fungicidal activity.