ZHU, YUANMING,WHITEKER, GREGORY T.,ARNDT, KIM E.,RENGA, JAMES M.,FROESE, ROBERT D.
申请号:
HK15107768.8
公开号:
HK1206938A
申请日:
2015.08.11
申请国别(地区):
HK
年份:
2016
代理人:
摘要:
The invention concerns an improved process of increasing the amount of recoverable 3-chloro-4,5,6-trifluoropicolinonitrile prepared from fluorinating 3,4,5,6-tetrachloropicolinonitrile.