Patent ID: 6103920
Filing Date: 2000-08-15
Classification: C07F,C08F

Abstract:
A compound of the formula [L.sup.1.sub.q L.sup.2.sub.r L.sup.3.sub.s L.sup.4.sub.t Ni].sup.+ X.sup.- (XXXIII), wherein:L.sup.1 is a first monodentate neutral ligand coordinated to said nickel, L.sup.2 is a second monodentate neutral ligand coordinated to said nickel which may be said first monodentate neutral ligand and r is 0 or 1, or L.sup.1 and L.sup.2 taken together are a first bidentate neutral ligand coordinated to said nickel and r is 1;L.sup.3 and L.sup.4 taken together are a .pi.-allyl ligand coordinated to said nickel, L.sup.3 and L.sup.4 taken together are ##STR150## coordinated to said nickel, or L.sup.3 is a third neutral monodentate ligand selected from the group consisting of ethylene, a norbornene and a styrene or a neutral monodentate ligand which can be displaced by an olefin, and L.sup.4 is R.sup.38 ;X is a relatively non-coordinating anion;q, s and t are each 1;said first monodentate neutral ligand and said first bidentate neutral ligand are selected from the group consisting of ##STR151## Ar.sup.1 is an aromatic moiety with n free valencies, or diphenylmethyl; each Q is --NR.sup.2 R.sup.43 or --CR.sup.9 .dbd.NR.sup.3 ;R.sup.43 is hydrogen or alkyln is 1 or 2;E is 2-thienyl or 2-furyl;each R.sup.2 is independently hydrogen, benzyl, substituted benzyl, phenyl or substituted phenyl;each R.sup.9 is independently hydrogen or hydrocarbyl; andeach R.sup.3 is independently a monovalent aromatic moiety;m is 1, 2 or 3;each R.sup.4, R.sup.5, R.sup.6, and R.sup.7 is independently hydrogen, hydrocarbyl or substituted hydrocarbyl;each R.sup.8 is independently hydrocarbyl or substituted hydrocarbyl containing 2 or more carbon atoms;each R.sup.10 is independently hydrogen, hydrocarbyl or substituted hydrocarbyl;Ar.sup.2 is an aryl moiety;R.sup.12, R.sup.13, and R.sup.14 are each independently hydrogen, hydrocarbyl, substituted hydrocarbyl or an inert functional group;R.sup.11 and R.sup.15 are each independently hydrocarbyl, substituted hydrocarbyl or an inert functional group whose E.sub.s is about -0.4 or less;each R.sup.16 and R.sup.17 is independently hydrogen or acyl containing 1 to 20 carbon atoms;Ar.sup.3 is an aryl moiety;R.sup.18 and R.sup.19 are each independently hydrogen or hydrocarbyl;Ar.sup.4 is an aryl moiety;Ar.sup.5 and Ar.sup.6 are each independently hydrocarby;Ar.sup.7 and Ar.sup.8 are each independently an aryl moiety;Ar.sup.9 and Ar.sup.10 are each independently an aryl moiety or --CO.sub.2 R.sup.25, wherein R.sup.25 is alkyl containing 1 to 20 carbon atoms;Ar.sup.11 is an aryl moiety;R.sup.41 is hydrogen or hydrocarbyl;R.sup.42 is hydrocarbyl or --C(O)--NR.sup.41 --Ar.sup.11 ;R.sup.44 is aryl;R.sup.22 and R.sup.23 are each independently phenyl groups substituted by one or more alkoxy groups, each alkoxy group containing 1 to 20 carbon atoms; andR.sup.24 is alkyl containing 1 to 20 carbon atoms, or an aryl moiety;R.sup.35 is hydrocarbylene;R.sup.36 is hydrogen, alkyl, or --C(O)R.sup.39 ;each R.sup.37 is hydrocarbyl or both of R.sup.37 taken together are hydrocarbylene to form a carbocyclic ring;R.sup.38 is hydride, alkyl or --C(O)R.sup.39 ; andR.sup.39 is hydrocarbyl.