Invention Grant
US09518019B2 Process for the preparation of 4-amino-5-fluoro-3-chloro-6-(substituted)picolinates
有权
4-氨基-5-氟-3-氯-6-（取代）吡啶甲酸盐的制备方法
- Patent Title: Process for the preparation of 4-amino-5-fluoro-3-chloro-6-(substituted)picolinates
- Patent Title (中): 4-氨基-5-氟-3-氯-6-（取代）吡啶甲酸盐的制备方法
-
Application No.: US15040577Application Date: 2016-02-10
-
Publication No.: US09518019B2Publication Date: 2016-12-13
- Inventor: Natalie C. Giampietro , James M. Renga
- Applicant: Dow AgroSciences LLC
- 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: C07D213/79
- IPC: C07D213/79 ; C07D213/803 ; C07C251/12
Abstract:
4-Amino-5-fluoro-3-chloro-6-(substituted)picolinates are prepared from trifluoroacetic acid, p-methoxyaniline, a C1-C4 alkyl propiolate and a substituted methylene amine by a series of steps.
Public/Granted literature
- US20160159742A1 PROCESS FOR THE PREPARATION OF 4-AMINO-5-FLUORO-3-CHLORO-6-(SUBSTITUTED)PICOLINATES Public/Granted day:2016-06-09
Information query
IPC分类:
