Patent ID: 6921735
Filing Date: 2005-07-26
Classification: B01J,C07B,C07C,C07D,C07F,C08F,C08G,C08L,Y02P

Abstract:
1. A composition comprising a transition metal catalyst having the following structure: wherein: M comprises a transition metal; R comprises an alkyl, alkenyl, alkynyl, aryl, alkoxy, alkenyloxy, alkynyloxy, aryloxy, alkoxy carbonyl, alkylamino, alkylthio, alkylsulfonyl, alkylsulfinyl; each optionally substituted with an alkyl, halogen, alkoxy, aryl or heteroaryl moiety; R X is oxygen, sulfur, nitrogen or phosphorus; and Y comprises an electron-donating heterocyclic carbene ligand.