The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 08, 2010
Filed:
Sep. 12, 2003
John F. Hartwig, Durham, CT (US);
Chutian Shu, Danbury, CT (US);
Toshimichi Ohmura, Nagaokakyo, JP;
Christoph Kiener, Weisenheim am Sand, DE;
Fernando Garcia Lopez, A Estrada Pontevedra, ES;
John F. Hartwig, Durham, CT (US);
Chutian Shu, Danbury, CT (US);
Toshimichi Ohmura, Nagaokakyo, JP;
Christoph Kiener, Weisenheim am Sand, DE;
Fernando Garcia Lopez, A Estrada Pontevedra, ES;
Yale University, New Haven, CT (US);
Abstract
The present invention is directed to a catalyst composition, comprising: (1) a catalyst precursor having the general structure MSXwherein M is a transition metal selected from the group consisting of iridium, molybdenum, and tungsten; S is a coordinating ligand; X is a counterion; and n is an integer from 0 to 5; and (2) a phosphoramidite ligand having the structure wherein O—C—O is an aliphatic or aromatic diolate and wherein R, R, Rand Rare selected from the group consisting of substituted or unsubstituted aryl groups, substituted or unsubstituted heteroaryl groups, substituted or unsubstituted aliphatic groups, and combinations thereof, with the proviso that at least one of R, R, R, or Rmust be a substituted or unsubstituted aryl or heteroaryl group. The present invention is also directed to activated catalysts made from the above catalyst composition, as well as methods of allylic amination and etherification using the above catalysts.