Dimethylzinc

Formula: C₂H₆Zn
Molecular weight: 95.45
IUPAC Standard InChI: InChI=1S/2CH3.Zn/h2*1H3;
IUPAC Standard InChIKey: AXAZMDOAUQTMOW-UHFFFAOYSA-N
CAS Registry Number: 544-97-8
Chemical structure:
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Gas phase ion energetics data

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Data compiled as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Ionization energy determinations

IE (eV)	Method	Reference	Comment
9.00 ± 0.02	PI	Distefano and Dibeler, 1970	RDSH
8.86 ± 0.15	EI	Winters and Kiser, 1967	RDSH
9.4	PE	Creber and Bancroft, 1980	Vertical value; LLK

Appearance energy determinations

Ion	AE (eV)	Other Products	Method	Reference	Comment
CH₃⁺	15.1 ± 0.5	?	EI	Winters and Kiser, 1967	RDSH
CH₃Zn⁺	10.22 ± 0.02	CH₃	PI	Distefano and Dibeler, 1970	RDSH
CH₃Zn⁺	11.2 ± 0.2	CH₃	EI	Winters and Kiser, 1967	RDSH
ZnH⁺	13.9 ± 0.4	?	EI	Winters and Kiser, 1967	RDSH
Zn⁺	13.13 ± 0.02	2CH₃	PI	Distefano and Dibeler, 1970	RDSH
Zn⁺	13.4 ± 0.3	2CH₃	EI	Winters and Kiser, 1967	RDSH

References

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Distefano and Dibeler, 1970
Distefano, G.; Dibeler, V.H., Photoionization study of the dimethyl compounds of zinc, cadmium, and mercury, Intern. J. Mass Spectrom. Ion Phys., 1970, 4, 59. [all data]

Winters and Kiser, 1967
Winters, R.E.; Kiser, R.W., Ionization and fragmentation of dimethylzinc, trimethylaluminum, and trimethylantimony, J. Organometal. Chem., 1967, 10, 7. [all data]

Creber and Bancroft, 1980
Creber, D.K.; Bancroft, G.M., Photoelectron studies of dialkyl group 2B compounds: Ligand field splittings intensity variations with photon energy, Inorg. Chem., 1980, 19, 643. [all data]

Notes

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Symbols used in this document:

AE Appearance energy
Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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