wherein X represents a halogen atom selected from the group consisting of fluorine, chlorine, bromine and iodine and R is a hydrocarbyl radical, said compounds being useful as precursors and/or intermediates for the preparation of 4,4'dihalobenzophenones of formula (I):
公开/公告号EP3492449A1
专利类型
公开/公告日2019-06-05
原文格式PDF
申请/专利权人 RHODIA OPERATIONS;
申请/专利号EP20170306691
发明设计人 MULLER ERIC;
申请日2017-12-01
分类号C07C45/66;C07C45/74;C07D493/08;C08G65/40;
国家 EP
入库时间 2022-08-21 12:26:16