Patent ID: 9504997
Filing Date: 2016-11-29
CPC Classification: B01J,C07F

Claim Text:
1. A chelating carbene complex of the formula: wherein X L M is ruthenium; R R R R Y is a heteroatom selected from oxygen (O) or sulfur (S); and Z is selected from the group consisting of hydrogen, alkyl, aryl, functionalized alkyl, and functionalized aryl where the functional group(s) may independently be one or more or the following: alkoxy, aryloxy, halogen, carboxylic acid, ketone, aldehyde, nitrate, cyano, isocyanate, hydroxyl, ester, ether, amine, imine, amide, sulfide, disulfide, carbamate, silane, siloxane, phosphine, phosphate, and borate.