Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Sameer Urgaonkar0
John G. Verkade0
Date of Patent
January 5, 2010
0Patent Application Number
113648780
Date Filed
February 28, 2006
0Patent Primary Examiner
Patent abstract
A method is provided to couple an aryl halide to an alkyne comprising reacting a compound of the formula ArX, wherein Ar is a substituted or unsubstituted aryl group and X is I or Br, with a compound of the formula HC≡C—R1 wherein R1 is a substituted or unsubstituted organic group, in the presence of an effective amount of a phosphine-free, oxime-free palladium catalyst; (C1-C4)alkyl N+(−OAc) or an alkali metal carbonate, to yield a compound of the formula Ar—C≡C—R1, wherein the reaction is carried out in the absence of an organic amine or copper(I).
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