PROCÉDÉ DE PRÉPARATION D'ACIDES ALCOXY-3-HYDROXYPICOLINIQUES
- 专利权人:
- Dow AgroSciences LLC
- 发明人:
- 申请号:
- EP15818752.6
- 公开号:
- EP3166611A4
- 申请日:
- 2015.07.08
- 申请国别(地区):
- EP
- 年份:
- 2018
- 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