Patent ID: 6656869
Filing Date: 2003-12-02
Classification: C07C,C07D,C07F,C08F

Abstract:
A catalyst composition which comprises (i) a compound of formula I or Ia, and (ii) a boron or aluminum containing neutral Lewis acid; wherein R1 and R2 are each independently hydrocarbyl, substituted hydrocarbyl, or silyl; Q is (i) Câ€”R4, where R4 is hydrocarbyl, substituted hydrocarbyl, heteroatom connected hydrocarbyl, or heteroatom connected substituted hydrocarbyl, (ii) P(NH2)2, or (iii) S(NH)(NH2) or S(O)(OH); L is a monoolefin or a neutral Lewis base that can be displaced by a monoolefin; T is hydrogen, hydrocarbyl or substituted hydrocarbyl, or with L form a &pgr;-allyl group; and M is Ni(II), Pd(II), Co(II) or Fe(II).