Invention Application
US20160009649A1 PROCESS FOR THE PREPARATION OF 4-ALKOXY-3-HYDROXYPICOLINIC ACIDS
有权
制备4-烷氧基-3-羟基吡啶羧酸的方法
- Patent Title: PROCESS FOR THE PREPARATION OF 4-ALKOXY-3-HYDROXYPICOLINIC ACIDS
- Patent Title (中): 制备4-烷氧基-3-羟基吡啶羧酸的方法
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Application No.: US14794430Application Date: 2015-07-08
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Publication No.: US20160009649A1Publication Date: 2016-01-14
- Inventor: James M. Renga , Yuanming Zhu , Gregory T. Whiteker , Nakyen Choy
- Applicant: DOW AGROSCIENCES LLC
- Main IPC: C07D213/84
- IPC: C07D213/84
Abstract:
4,6-Dibromo-3-hydroxypicolinonitrile may be prepared from furfural in a series of chemical steps selected from cyano-amination, amine salt formation and bromination-rearrangement.
Public/Granted literature
- US09522887B2 Process for the preparation of dibromohydroxypicolinonitrile Public/Granted day:2016-12-20
Information query
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