| 发明名称 |
PROCESSES FOR THE PREPARATION OF 4-AMINO-3-HALO-6- (SUBSTITUTED)PICOLINATES AND 4-AMINO-5-FLUORO-3-HALO-6- (SUBSTITUTED)PICOLINATES |
| 摘要 |
4-Amino-3-chloro-6-(substituted)picolinates are prepared from difluoroacetic acid or trifluoroacetic acid, tritylamine or t-butylamine as a protecting group, a 3,3-dialkoxyprop-1-yne and a substituted methylene amine by a series of steps. |
| 申请公布号 |
EP2931044(A4) |
申请公布日期 |
2016.06.15 |
| 申请号 |
EP20130861884 |
申请日期 |
2013.12.12 |
| 申请人 |
DOW AGROSCIENCES LLC |
发明人 |
JOHNSON, PETER LEE;RENGA, JAMES M.;GIAMPIETRO, NATALIE C.;WHITEKER, GREGORY T.;GALLIFORD, CHRISTOPHER |
| 分类号 |
A01N43/40;C07C251/12;C07D213/74;C07D251/12 |
主分类号 |
A01N43/40 |
| 代理机构 |
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