Z Ligands

Z Ligands?

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What is the electron count?
Which bonds to group 13 elements are coordination and which are covalent?

Group 13

BPh₃ BPh₃(NH₃) BPh₃(MeIm) BPh₄^–

BF₃ BF₄^– BF₃(Et₂O) BF₃(py)

B(CF₃)₃(NH₃) B₂(CH₃)₆(Im)^– B(C₆F₅)₃(pyrr) B(C₆F₅)₃(phen)

{BMe₃(NH₃) AlMe₃(NH₃) }

1-boraadamantane(thf)
1-boraadamantane(py)
BPh₂(C₆H₄CHCH₃N(CH₃)₂)

{Ga₂Cl₆^-2 In₂Cl₆^-2 } {Al₂Cl₇^– Ga₂Cl₇^– }

{B₂F₆(pz) Ga₂Cl₆(pz) In₂I₆(pz) }

With transition metals

{Fe(CO)₃(PMe₃)₂GaCl₃
Fe(CO)₃(PMe₃)₂GaBr₃
Ru(CO)₃(PMe₃)₂GaCl₃
Os(CO)₃(PMe₃)₂GaCl₃ }
{Fe(CO)₄(PMe₃)GaCl₃
Ru(CO)₄(PMe₃)GaCl₃
Os(CO)₄(PMe₃)GaCl₃ }
{Ru(CO)₂(CH₃CN)₃InCl₃
Ru(CO)₂(CH₃CN)₃InBr₃ }
{Ru(CO)₂(PMe₃)(CH₃CN)₂InCl₃
Ru(CO)₂(PPh₃)(CH₃CN)₂InBr₃ }

Co(CO)₄InCl₂PPh₃
Co(CO)₃(PMe₃)GaCl₂NMe₃
Co(CO)₃(PPh₃)GaCl(CH₂)₃NEt₂
Ir(PMe₃)₃H(Et)In(Et)₂

{Pt(PCy₃)(^tBuC≡N)₂InCl₃
Pt(PCy₃)(^tBuC≡N)₂InBr₃
Pt(PCy₃)(^tBuC≡N)₂InI₃ }
Pt(PCy₃)(PCy₂CH₂PCy₂)InCl₃
Pt(PCy₂CH₂CH₂PCy₂)(CH₂^tBu)Ga(CH₂^tBu)₂
Fe(PCy₃)(CO)₄GaCl₃

Ni(py)(PⁱPr₂CH₂NPh)₂Al(C₆Me₃H₂)
Ni(PPh₃)(PⁱPr₂CH₂NPh)₂Al(C₆Me₃H₂)

With Cp

Mo(CO)₃CpInCl₃^– (Mo(CO)₃Cp)₂InCl₂^–

Mo(CO)₂(C₇H₇)GaI₃^–
(Mo(CO)₂(C₇H₇)GaI₂(PPh₂CH₂)-)₂

{(Cr(CO)₃Cp)₃In (Mo(CO)₃Cp)₃In (W(CO)₃Cp)₃In (W(CO)₃Cp)₃Ga }

{(Cr(CO)₃Cp)₂InCl(py)
(W(CO)₃Cp)₂InCl(py) }
W(CO)₃CpGaMe₂
Mo(CO)₂Cp(PH₂)Mo(CO)₂CpGaCl₃

Fe(CO)₂CpAlPh₃^–
{Fe(CO)₂CpGaI₃^– Fe(CO)₂Cp*InI₃^– }

Fe(CO)Cp*(PPh₂CH₂CH₂PPh₂)GaI₂
FeCp*(PPh₂CH₂CH₂PPh₂)GaI₂

Fe(CO)₂Cp*BCl₂(PMe₃)
{Fe(CO)₂CpBCl₂(Mepy)
Fe(CO)₂CpGaI₂(Mepy) }

(Ru(CO)₂Cp*)₂Ga₂I₄ (Ru(CO)₂Cp)₄In₂Cl₂

Fe(CO)₂CpGa(^tBu)₂
(Fe(CO)₂Cp)₂Ga(^tBu)
Fe(CO)₂CpGaCl₂(thf)
(Fe(CO)₂Cp)₂GaCl(thf)

(Ru(CO)₂Cp*GaI₂(PPh₂CH₂)-)₂

RhCp*(PMe₃)₂AlMe₃ RhCp(PMe₃)₃AlCl₃ IrCp*H₂(PMe₃)AlPh₃ (IrCp*(PMe₃)AlEt)₂

Ni(CO)CpInBr₂(NC₇H₁₃)
Ni(PMe₃)(C₅H₄CH₂CH₂NMe₂)InI₂
Ni(CO)(C₅H₄CH₂CH₂NMe₂)GaCl₂
(NiCp(PEt₃))₃In

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Cp = η⁵-C₅H₅, Cp* = η⁵-C₅(CH₃)₅,
Me = -CH₃, Et = -CH₂CH₃, ^tBu =-C(CH₃)₃,
Ph = -C₆H₅, Cy = -C₆H₁₁,
py = C₅H₅N, pz = NC₄H₄N,
thf = tetrahydrofuran = C₄H₈O
Counter ions not shown. See
original references for the crystal structures.
Sets in { } count as one problem.

This page created by George Lisensky, Beloit College. Last modified February 20, 2023.

CO N NO C C=C Cp Cp2 MM MM2 Z

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