专利检索 ap:("FMC Corporation") AND inv:"Franko-Filipasic, Borivoj Richard" 第 1 页

1.

发明授权
Process for preparation of 2,3-dihydro-2,2-dimethyl-7-hydroxybenzofuran 失效
标题翻译：制备2,3-二氢-2,2-二甲基-7-羟基苯并呋喃的方法

公开(公告)号：EP0090679B1

公开(公告)日：1986-07-23

申请号：EP83400334.5

申请日：1983-02-17

申请人： FMC Corporation

发明人： Franko-Filipasic, Borivoj Richard , Hobson, Philip Bruce

IPC分类号： C07D307/86

CPC分类号： C07D307/86

2.

发明公开
Process for preparation of 2,3-dihydro-2,2-dimethyl-7-hydroxybenzofuran 失效
标题翻译：一种用于2,3-二氢-2,2-二甲基-7-羟基苯并呋喃的制备方法。

公开(公告)号：EP0090679A1

公开(公告)日：1983-10-05

申请号：EP83400334.5

申请日：1983-02-17

申请人： FMC Corporation

发明人： Franko-Filipasic, Borivoj Richard , Hobson, Philip Bruce

IPC分类号： C07D307/86

CPC分类号： C07D307/86

摘要： A process for preparing 2,3-dihydro-2,2-dimethyl-7-hy- droxybenzofuran in which 2-methallyloxyphenol is heated to a temperature in the range of 150°C to 250°C in the presence of a solvent and a Lewis acid catalyst under an autogenous pressure of 20 to 60 psig is disclosed and exemplified.