l11 - Carbon chemistry 8 electron stable 7 electron...

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Carbon chemistry – 8 electron stable 7 electron reactive 6 electron reactive Metal chemistry – 18 electron stable 16 electron reactive 14 electron very But some metals reactive favor 16 Rhodium few metals A few metals favor 14e- Gold
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Transition metal reaction mechanisms can be divided into fundamental reaction types. (page 1012 – 1014 in book) H PR 3 Ligand dissociation H PR 3 +P R Rh H R 3 P R 3 P Cl Ligand association Rh H R 3 P Cl 3 Ligand insertion Ligand deinsertion Rh H H R 3 P PR 3 Cl Rh H R 3 P PR 3 Cl H Rh Cl R 3 P PR 3 Oxidative Addition Rh H H R 3 P PR 3 R 3 P Reductive elimination R 3 P Cl
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8 6 Rh H H R 3 P PR 3 Ligand dissociation Rh H H R 3 P PR 3 +P R 3 18 16 R 3 P Cl Ligand association Cl PR 3 16 14 R 3 P Pd PR 3 R 3 PP d PR 3 R 3
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8 6 Ligand insertion Rh H H R 3 P PR 3 Rh H R 3 P PR 3 H 18 16 Ligand deinsertion Cl Cl 8 6 CH 3 -1 CO -1 18 16 IR h CO I CO I h C I I O CH 3 H beta-hydride M MH elimination
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6 8 Rh Cl R 3 P PR 3 Oxidative Addition Rh H H R P PR 3 16 18 H 2 R 3 P Reductive elimination 3 R 3 P Cl H Cl Rh Cl R 3 P PR 3 R 3 P Rh Cl R 3 P PR 3 R 3 P Cl HCl Rh Cl R 3 P PR 3 R 3 P Rh Cl Cl R 3 P PR 3 R 3 P Cl 2 Cl Rh Cl R P PR 3 CH 3 l PR 3 CH 3 Cl 3 R 3 P Rh Cl R 3 P R 3 P Cl
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CO CO Oxidative Coupling Fe CO OC Fe CO OC Reductive Decoupling Ru PR 3 PR 3 Cl Cl H H Ru PR 3 PR 3 Cl Cl H H
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Ph 3 P Pd PPh 3 CH 3 Br Ph 3 P Pd PPh 3 H 3 C Br ow many e How many e - ?
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l11 - Carbon chemistry 8 electron stable 7 electron...

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