Patent ID: 6242623
Filing Date: 2001-06-05
Classification: C07F,C08F,Y10S

Abstract:
A compound having the general formula: ##STR703##or a dimer or trimer or higher aggregate thereof,wherein M is selected from the group consisting of Groups 7-12 of the Periodic Table of Elements;E.sup.1 and E.sup.2 are, independently, selected from the group consisting of N, P, O, S and Se;R' is selected from the group consisting of hydrocarbyl, silyl, germyl, hydride and combinations thereof;L is optional, but when present is a dative ligand that shares electrons with M;R' and R.sup.3 are, independently, selected from the group consisting of alkyl, substituted alkyl, aryl, substituted aryl and combinations thereof;R.sup.2 is selected from the group consisting of alkyl, substituted alkyl, aryl, substituted aryl, acyl, hydride, alkoxy, phosphino, mercapto, saturated cyclic hydrocarbon, heteroaryl, substituted heteroaryl, heteroarylalkyl, substituted heteroarylalkyl, heterocycles, substituted heterocycles, heterocyclicalkyl, substituted heterocyclicalkyl, arsines, silanes, germanes, aminos, and combinations thereof, provided that when R' is hydrocarbyl, L is selected from the group consisting of acetylenes, olefins, functionalized olefins, ethers, pyridines, nitrites, thioethers, carbonyls, acteylenes, phosphines, amines and combinations thereof.