Patent ID: 6294677
Filing Date: 2001-09-25
Classification: C07D

Abstract:
An intermediate represented by the following formula (XVIII), ##STR67##wherein A is the group --CH.dbd.CH--; L is an alkylene group which may be substituted, an alkenylene group which may be substituted, or an alkynylene group which may be substituted, wherein when L is a group which is substituted, it is substituted by one or more halogen atoms; W represents a leaving group selected from the group consisting of a halogen atom, an alkyl sulfonyloxy group, and an aryl sulfonyloxy group, and Z represents the group; ##STR68##(wherein R.sub.1 is an alkyl group which may be substituted, an aromatic carbocyclic group which may be substituted, or an aralkyl group which may be substituted, wherein when R.sub.1 is a group which is substituted, it is substituted by one or more halogen atoms, alkyl groups, or alkoxy groups, X.sub.1, X.sub.2, and X.sub.3 individually represent an oxygen atom or a sulfur atom, and G represents an ethylene group or a trimethylene group, of which one or more hydrogen atoms of the ethylene group or trimethylene group may be replaced by a halogen atom, alkyl group, aromatic carbocyclic group, aralkyl group, or alkylidene group).