Fungicidal 1,2,3 triazole derivatives

US7531559B2 · kind B2 · utility

Assignee

• Syngenta Crop Protection AG · CH

Inventors

• Josef Ehrenfreund · Chur, CH
• Hans Tobler · Basel, CH
• Harald Walter · Horgen, CH

Key dates

• Filing date: Aug 18, 2003
• Grant date: May 12, 2009
• Expiry date: Oct 1, 2024

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D495/08
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

A compound of formula (I):, where A is an ortho-substituted ring selected from a number of specified rings; R1 is halogen, cyano, nitro, C1-4 alkyl, C1-4 haloalkyl, C1-4 alkoxy or C1-4 haloalkoxy or optionally substituted C2-4 alkenyl, optionally substituted C2-4 alkynyl or optionally substituted SO2(C1-4 alkyl) (where the optionally substituted moieties may each have up to 3 substituents, each independently selected from halogen and C1-4 alkoxy); R2 is C1-4 alkyl, C1-4 haloalkyl, C1-4 alkoxy(C1-4)alkyl or C1-4 alkylthio(C1-4)alkyl or [optionally substituted aryl](C1-4)alkyl- or [optionally substituted aryl]oxy(C1-4)alkyl (where the optionally substituted aryl moieties may each have up to 3 substituents, each independently selected from halogen and C1-4 alkoxy); R3 is hydrogen, CH2C≡CR4, CH2CR4═C(H)R4, CH═C═CH2 or COR5 or optionally substituted C1-4 alkyl, optionally substituted C1-4 alkoxy or optionally substituted (C1-4)alkylC(═O)O (where the optionally substituted moieties may each have up to 3 substituents, each independently selected from halogen and C1-4 alkoxy, C1-4 alkyl, C1-2 haloalkoxy, hydroxy, cyano, carboxyl, methoxycarbonyl, ethoxycarbonyl, methylsulfonyl and ethylsul…