PROCESS FOR THE PREPARATION OF 4-ALKOXY-3-HYDROXYPICOLINIC ACIDS
- 专利权人:
- DOW AGROSCIENCES LLC
- 发明人:
- RENGA, JAMES M.,ZHU, YUANMING,WHITEKER, GREGORY T.,CHOY, NAKYEN
- 申请号:
- CA2954284
- 公开号:
- CA2954284A1
- 申请日:
- 2015.07.08
- 申请国别(地区):
- CA
- 年份:
- 2016
- 代理人:
- 摘要:
- 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.
- 来源网站:
- 中国工程科技知识中心