Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Shinichiro Sadaike0
Yoshihiro Yoshida0
Masashi Shirai0
Date of Patent
February 6, 2007
0Patent Application Number
105397850
Date Filed
December 18, 2003
0Patent Primary Examiner
Patent abstract
The compounds represented by the formula (I) are produced by reacting benzene compound of the formula (IV) or (V) with alkenylidene diacetate of the formula (VI) in the presence of a catalyst comprising one or more members selected from (a) halogenated boron compounds,(b) triflate compounds of Group 11 elements,(c) halogenated compounds of Group 12 elements, and(d) triflate and halogenated compounds of tin and atomic numbers 58 and 66 to 71 elements.
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