Process for the arylation of olefins

Details Process for the arylation of olefins Process for the arylation of olefins

2006-09-05

2006-09-05

Price, Elvis O. (Department: 1621)

Chemistry of hydrocarbon compounds

Unsaturated compound synthesis

By addition of entire unsaturated molecules, e.g.,...

C585S501000, C585S506000, C585S601000, C585S600000, C562S862000

Reexamination Certificate

active

07102046

ABSTRACT:
The present invention relates to a process for the arylation of olefins by reaction of haloaromatics or arylsulfonates with olefins in the presence of a palladium catalyst, a bulky nitrogen base and a salt.

REFERENCES:
Zapf et al, Chem Eur J. 2001, 7(3) pp. 2908-2915.
Litke et al, J. Am Chem Soc. 2001, 123 pp. 6989-7000.
Chem. Eur. J. (month unavailable) 2001, 7, No. 13, pp. 2908-2915, Alexander Zapf and Matthias Beller, “Palladium Catalyst Systems for Cross-Coupling Reactions of Aryl Chlorides and Olefins”.
J. Am. Chem. Soc., (month unavailable) 2001, 123, pp. 6989-7000, Adam F. Littke and Gregory C. Fu, “A Versatile Catalyst for Heck Reactions of Aryl Chlorides and Aryl Bromides under Mild Conditions”.
Christoph Gürtler and Stephen L. Buchwald: “A Phosphane Free Catalyst System for the Heck Acrylation of Disubstituted Alkenes: Application to the Synthesis of Trisubstituted Olefins” Chem. Eur. J., Bd. 5, Nr. 11, 1999, Seiten 3107-12, XP00224412 das ganze Dokument.
Sabine Berteina, Sabastian Wendeborn, Wofgang K. -D. Brill and Allain De Mesmaeker; “Pd mediated C—C Bond Formation with Olefins and Acetylenes on Solid Support: A Scope and Limitation Study” SYNLETT Bd. 6, 1998, Seiten 676-8, XP002244143 Tabelle 3.
Adam F. Littke and Gregory C. Fu: “A versatile catalyst for Heck reactions of aryl chlorides and aryl bromides under mild conditions” Journal of the American Chemical Society, American Chemical Society, Washington DC, US Bd. 123, Nr. 29, 2001 Seiten 6989-7000, XP002236859 ISSN: 0002-7863 in der Anmmeldung erwähnt das ganze Dokument.

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