4-Methyl-2,6,7-trioxa-1-phosphabicyclo[2.2.2]octane
- Formula: C5H9O3P
- Molecular weight: 148.0969
- IUPAC Standard InChIKey: OMAIORNZIIDXOB-UHFFFAOYSA-N
- CAS Registry Number: 1449-91-8
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Trimethylolethane cyclic phosphite; 1,3-Propanediol, 2-(hydroxymethyl)-2-methyl-, cyclic phosphite (1:1); 2-(Hydroxymethyl)-2-methyl-1,3-propanediol, cyclicphosphite (1:1); 2,6,7-Trioxa-1-phosphabicyclo(2.2.2)octane, 4-methyl-
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Gas phase ion energetics data
Go To: Top, Mass spectrum (electron ionization), References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
Data compiled as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Proton affinity (review) | 211.0 | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Quantity | Value | Units | Method | Reference | Comment |
Gas basicity | 203.2 | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
9.2 | PE | Cowley, Goodman, et al., 1977 | LLK |
9.95 | PE | Arshinova, Zverev, et al., 1981 | Vertical value; LLK |
9.95 | PE | Cowley, Goodman, et al., 1977 | Vertical value; LLK |
Mass spectrum (electron ionization)
Go To: Top, Gas phase ion energetics data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
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Additional Data
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Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | VERIFIN - Methodology B1-1979 |
NIST MS number | 226165 |
References
Go To: Top, Gas phase ion energetics data, Mass spectrum (electron ionization), Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G.,
Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update,
J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018
. [all data]
Cowley, Goodman, et al., 1977
Cowley, A.H.; Goodman, D.W.; Kuebler, N.A.; Sanchez, M.; Verkade, J.G.,
Molecular photoelectron spectroscopic investigation of some caged phosphorus compounds and related acyclic species,
Inorg. Chem., 1977, 16, 854. [all data]
Arshinova, Zverev, et al., 1981
Arshinova, R.P.; Zverev, V.V.; Villem, Y.Y.; Villem, N.V.,
Ionization potentials, electron structures, and steric structures of tervalent-phosphorus di-and tri-esters,
J. Gen. Chem. USSR, 1981, 51, 1503, In original 1757. [all data]
Notes
Go To: Top, Gas phase ion energetics data, Mass spectrum (electron ionization), References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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