Organometallic Nickel(II) precatalysts

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if coupling reagent not organometallic, sacrificial organometallic reagent such alme3, et2zn, or memgbr can added reaction reduce ni(ii) ni(0). works through 2 successive transmetalations, yielding dialkylnickel(ii) species, readily undergo reductive elimination release alkane , ni(0) species.








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