2,6-Dimethoxybenzoquinone
- Formula: C8H8O4
- Molecular weight: 168.1467
- IUPAC Standard InChI: InChI=1S/C8H8O4/c1-11-6-3-5(9)4-7(12-2)8(6)10/h3-4H,1-2H3
- IUPAC Standard InChIKey: OLBNOBQOQZRLMP-UHFFFAOYSA-N
- CAS Registry Number: 530-55-2
- 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: 2,6-Dimethoxy-p-benzoquinone; 2,6-Dimethoxy-1,4-benzoquinone; 2,5-Cyclohexadiene-1,4-dione, 2,6-dimethoxy-; p-Benzoquinone, 2,6-dimethoxy-; 2,6-Dimethoxy-p-quinone; 2,6-Dimethoxyquinone; 56336; 2,6-Dimethoxybenzo-1,4-quinone; 2,6-Dimethoxy-2,5-cyclohexadiene-1,4-dione; 3,5-Dimethoxy-1,4-benzoquinone; NSC 24500; Quinone, 2,6-dimethoxy-
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Options:
Gas phase ion energetics data
Go To: Top, Gas Chromatography, 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: John E. Bartmess
Electron affinity determinations
| EA (eV) | Method | Reference | Comment |
|---|---|---|---|
| 1.717 ± 0.061 | TDEq | Heinis, Chowdhury, et al., 1988 | ΔGea(423 K) =-38.9 kcal/mol; ΔSea = -1.9 eu. |
Gas Chromatography
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
Kovats' RI, non-polar column, isothermal
| Column type | Active phase | Temperature (C) | I | Reference | Comment |
|---|---|---|---|---|---|
| Packed | SE-30 | 180. | 1506. | Llobera and García-Raso, 1987 | N2, Chromosorb P AW DMCS; Column length: 2. m |
| Packed | SE-30 | 190. | 1515. | Llobera and García-Raso, 1987 | N2, Chromosorb P AW DMCS; Column length: 2. m |
| Packed | SE-30 | 200. | 1522. | Llobera and García-Raso, 1987 | N2, Chromosorb P AW DMCS; Column length: 2. m |
| Packed | SE-30 | 210. | 1530. | Llobera and García-Raso, 1987 | N2, Chromosorb P AW DMCS; Column length: 2. m |
References
Go To: Top, Gas phase ion energetics data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Heinis, Chowdhury, et al., 1988
Heinis, T.; Chowdhury, S.; Scott, S.L.; Kebarle, P.,
Electron Affinities of Benzo-, Naphtho-, and Anthraquinones Determined from Gas-Phase Equilibria Measurements,
J. Am. Chem. Soc., 1988, 110, 2, 400, https://doi.org/10.1021/ja00210a015
. [all data]
Llobera and García-Raso, 1987
Llobera, A.; García-Raso, A.,
Gas chromatographic behaviour of several p-quinones,
J. Chromatogr., 1987, 393, 2, 305-311, https://doi.org/10.1016/S0021-9673(01)94227-X
. [all data]
Notes
Go To: Top, Gas phase ion energetics data, Gas Chromatography, References
- Symbols used in this document:
EA Electron affinity - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.