-
1.
公开(公告)号:US5728833A
公开(公告)日:1998-03-17
申请号:US286142
申请日:1994-08-04
申请人: Michael Drysdale Turnbull , Nigel James Willetts , Steven Fitzjohn , Prafula Govind Kholia , Alison Mary Smith , Roger Salmon , Harjinder Singh Bansal
发明人: Michael Drysdale Turnbull , Nigel James Willetts , Steven Fitzjohn , Prafula Govind Kholia , Alison Mary Smith , Roger Salmon , Harjinder Singh Bansal
IPC分类号: C07C17/087 , C07C17/23 , C07C21/18 , C07C309/73 , C07D239/38 , C07D263/58 , C07D277/74
CPC分类号: C07D263/58 , C07C17/087 , C07C17/23 , C07C21/18 , C07C309/73 , C07D239/38 , C07D277/74
摘要: A process for the preparation of a compound of formula (I): HetSCH.sub.2 CH.sub.2 CH.dbd.CF.sub.2 (I) wherein Het is an optionally substituted 5- or 6-membered heterocyclic ring, which comprises reacting a compound of formula (II): HetSH (II) with a compound of formula (III): CF.sub.2 .dbd.CHCH.sub.2 CH.sub.2 L (III) wherein L is chlorine or bromine or a group --OSO2R.sup.a wherein R.sup.a is a C1-4 alkyl group or a phenyl group optionally substituted by a C1-4 alkyl group.
摘要翻译: 制备式(I)化合物的方法:HetSCH 2 CH 2 CH = CF 2(I)其中Het是任选取代的5或6元杂环,其包括使式(II)化合物:HetSH(II) 与式(III)化合物:CF 2 = CHCH 2 CH 2 L(III)其中L是氯或溴或基团-OSO 2 R a,其中R a是C 1-4烷基或任选被C 1-4烷基取代的苯基。
-
公开(公告)号:US5914423A
公开(公告)日:1999-06-22
申请号:US976559
申请日:1997-11-24
申请人: Michael Drysdale Turnbull , Nigel James Willetts , Steven Fitzjohn , Prafula Govind Kholia , Harjindersingh Bansal , Alfred Glyn Williams
发明人: Michael Drysdale Turnbull , Nigel James Willetts , Steven Fitzjohn , Prafula Govind Kholia , Harjindersingh Bansal , Alfred Glyn Williams
IPC分类号: C07C17/087 , C07C17/23 , C07C21/18 , C07C309/73 , C07D239/38 , C07D263/58 , C07D277/74 , C07C305/08 , C07C21/14
CPC分类号: C07D263/58 , C07C17/087 , C07C17/23 , C07C21/18 , C07C309/73 , C07D239/38 , C07D277/74
摘要: A process for the preparation of a compound of formula (I):HetSCH.sub.2 CH.sub.2 CH.dbd.CF.sub.2 (I)wherein Het is an optionally substituted 5- or 6-membered heterocyclic ring, which comprises reacting a compound of formula (II):HetSH (II)with a compound of formula (III):CF.sub.2 .dbd.CHCH.sub.2 CH.sub.2 L (III)wherein L is chlorine or bromine or a group --OSO2R.sup.a wherein R.sup.a is a C1-4 alkyl group or a phenyl group optionally substituted by a C1-4 alkyl group.
摘要翻译: 制备式(I)化合物的方法:HetSCH 2 CH 2 CH = CF 2(I)其中Het是任选取代的5或6元杂环,其包括使式(II)化合物:HetSH(II) 与式(III)化合物:CF 2 = CHCH 2 CH 2 L(III)其中L是氯或溴或基团-OSO 2 R a,其中R a是C 1-4烷基或任选被C 1-4烷基取代的苯基。
-