2-Pyrimidinyloxy-n-aryl-benzylamine derivatives,their processes and uses

US6800590B2 · kind B2 · utility

Assignees

• Shanghai Institute of Organic Chemistry · CN
• Chinese Academy of Sciences (CAS) · CN
• Zheijiang Chemical Industry Research Institute · CN

Inventors

• Long Lu · Shanghai, CN
• Jie Chen · Houston, US
• Jun Wu · Beijing, CN
• Wen Ling · Shanghai, CN
• Lisheng Mao · 东关南街, CN
• Mingzhi Li · Dalian, CN
• Xian Cai · Shanghai, CN
• Weili Peng · Hangzhou City, CN
• Yong-Jin Wu · Madison, US
• Shenggan Wu · Hangzhou City, CN
• Hongjun Wang · Ningbo City, CN
• Guochao Wang · Hangzhou City, CN
• Hu Cui · Shanghai, CN
• Shidong Han · Hangzhou City, CN
• Weilian Qiu · Shanghai, CN
• Yonghua Wang · Suzhou, CN

Key dates

• Filing date: Apr 9, 2003
• Grant date: Oct 5, 2004
• Expiry date: Apr 9, 2023

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D239/60
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

This invention relates to new 2-pyrimidinyloxy-N-aryl-benzylamine derivatives, their preparation processes and uses as chemical herbicides in agriculture. The compound has the following structure: wherein, D or E is hydrogen, halogen, C1-C4 alkyl, C1-C4 alkoxy, C1-C4 haloalkyl or C1-C4 haloalkoxy; R1 is hydrogen, halogen, C1-C4 alkyl, C1-C4 alkoxy; R2 is hydrogen, halogen, C1-C4 alkyl, C1-C4 alkoxy, C1-C4 carbamyl, C1-C4 alkoxycarbonyl, C1-C4 haloalkyl, cyano, nitro, carboxy or its alkali metal, alkali earth metal and organoammonium salts, C1-C4 alkylamido, C1-C4 haloalkylamido, heterocyclic amido, benzamido or substituted benzamido, benzo or substituted benzo compounds; R3 is hydrogen, C1-C4 alkanoyl, C1-C4 haloalkanoyl, benzoyl or C1-C4 alkoxyacetyl; X is CH or N; n=1-3.