Invention Grant
US09000160B2 Process for the preparation of 2-amino-5,8-dimethoxy[1,2,4]triazolo[1,5-c]pyrimidine from 4-chloro-2,5-dimethoxypyrimidine
有权
从4-氯-2,5-二甲氧基嘧啶制备2-氨基-5,8-二甲氧基[1,2,4]三唑并[1,5-c]嘧啶的方法
![Process for the preparation of 2-amino-5,8-dimethoxy[1,2,4]triazolo[1,5-c]pyrimidine from 4-chloro-2,5-dimethoxypyrimidine](/docs/US/2015-04-07/US09000160B2/abs.jpg.600x600.jpg)
- Patent Title: Process for the preparation of 2-amino-5,8-dimethoxy[1,2,4]triazolo[1,5-c]pyrimidine from 4-chloro-2,5-dimethoxypyrimidine
- Patent Title (中): 从4-氯-2,5-二甲氧基嘧啶制备2-氨基-5,8-二甲氧基[1,2,4]三唑并[1,5-c]嘧啶的方法
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Application No.: US14022766Application Date: 2013-09-10
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Publication No.: US09000160B2Publication Date: 2015-04-07
- Inventor: Douglas C. Bland , Gary Roth , Craig Bott , Christopher T. Hamilton , Joseph Neuman
- Applicant: Douglas C. Bland , Gary Roth , Craig Bott , Christopher T. Hamilton , Joseph Neuman
- Applicant Address: US IN Indianapolis
- Assignee: Dow AgroSciences LLC
- Current Assignee: Dow AgroSciences LLC
- Current Assignee Address: US IN Indianapolis
- Agent Michael R. Asam
- Main IPC: C07D487/00
- IPC: C07D487/00 ; C07D239/02 ; C07D487/04 ; C07D239/52
![Process for the preparation of 2-amino-5,8-dimethoxy[1,2,4]triazolo[1,5-c]pyrimidine from 4-chloro-2,5-dimethoxypyrimidine](/abs-image/US/2015/04/07/US09000160B2/abs.jpg.150x150.jpg)
Abstract:
2-Amino-5,8-dialkoxy[1,2,4]-triazolo[1,5-c]pyrimidines are manufactured from 4-chloro-2,5-dialkoxypyrimidines in a process that avoids hydrazine and cyanogen halide.
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