Ethane-1,1,1-d3

Formula: C₂H₃D₃
Molecular weight: 33.0875
CAS Registry Number: 2031-95-0
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Other data available:
- Vibrational and/or electronic energy levels
Data at other public NIST sites:
- Gas Phase Kinetics Database
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Gas phase ion energetics data

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
11.5 ± 0.1	EI	Suzuki and Maeda, 1977	LLK
11.78 ± 0.03	EI	D'Or, Collin, et al., 1966	RDSH

Appearance energy determinations

Ion	AE (eV)	Other Products	Method	Reference	Comment
CD₃⁺	15.10 ± 0.10	CH₃	EI	D'Or, Collin, et al., 1966	RDSH
CHD₂⁺	14.97 ± 0.10	CH₂D	EI	D'Or, Collin, et al., 1966	RDSH
CH₂D⁺	14.94 ± 0.14	CHD₂	EI	D'Or, Collin, et al., 1966	RDSH
CH₃⁺	15.15	?	EI	D'Or, Collin, et al., 1966	RDSH
C₂HD⁺	15.50 ± 0.10	?	EI	D'Or, Collin, et al., 1966	RDSH
C₂HD₃⁺	12.81 ± 0.01	H₂	EI	D'Or, Collin, et al., 1966	RDSH
C₂H₂D⁺	15.5 ± 0.1	?	EI	D'Or, Collin, et al., 1966	RDSH
C₂H₂D₂⁺	12.35 ± 0.06	HD	EI	D'Or, Collin, et al., 1966	RDSH
C₂H₂D₃⁺	12.2 ± 0.1	H	EI	Suzuki and Maeda, 1977	LLK
C₂H₂D₃⁺	12.52 ± 0.08	H	EI	D'Or, Collin, et al., 1966	RDSH
C₂H₃D⁺	12.75 ± 0.10	D₂	EI	D'Or, Collin, et al., 1966	RDSH
HD⁺	38.2 ± 0.8	?	EI	Suzuki and Maeda, 1977	LLK
D₂⁺	35.2 ± 0.8	?	EI	Suzuki and Maeda, 1977	LLK

References

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Suzuki and Maeda, 1977
Suzuki, I.H.; Maeda, K., Ionization efficiency curves of ethane by electron impact, Int. J. Mass Spectrom. Ion Phys., 1977, 24, 147. [all data]

D'Or, Collin, et al., 1966
D'Or, L.; Collin, J.E.; Longree, J., Ionisation et dissociation de l'ethane sous l'impact electronique. Spectres de masse et phenomenes d'echange dans C₂H₆, C₂H₅D, CH₃CD₃ et C₂D₆, Bull. Classe Sci. Acad. Roy. Belg., 1966, 52, 518. [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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