1,8-Diaminooctane
- Formula: C8H20N2
- Molecular weight: 144.2578
- IUPAC Standard InChI: InChI=1S/C8H20N2/c9-7-5-3-1-2-4-6-8-10/h1-10H2
- IUPAC Standard InChIKey: PWGJDPKCLMLPJW-UHFFFAOYSA-N
- CAS Registry Number: 373-44-4
- 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: Octamethylenediamine; 1,8-Octanediamine; 1,8-Octamethylenediamine; 1,8-Octylenediamine
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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: Michael M. Meot-Ner (Mautner)
Gas basicity at 298K
| Gas basicity (review) (kcal/mol) | Reference | Comment |
|---|---|---|
| 226.2 ± 5.1 | Gross, Rodriguez-Cruz, et al., 1995 | T = 300K; Di-n-propylamine; Tri-n-butylamine. Reference GBs readjusted to Hunter and Lias, 1998. Cited uncertainty is half of the ΔGB between the bracketing bases |
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
Van Den Dool and Kratz RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-1 | 1273. | Peng, 2000 | 15. m/0.53 mm/1. μm, He; Program: 40C(3min) => 8C/min => 200(1min) => 5C/min => 300C(25min) |
Van Den Dool and Kratz RI, polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | HP-Wax | 1850. | Peng, 2000 | 15. m/0.53 mm/1. μm, He, 40. C @ 3. min, 5. K/min, 220. C @ 30. min |
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.
Gross, Rodriguez-Cruz, et al., 1995
Gross, D.S.; Rodriguez-Cruz, S.E.; Bock, S.; Williams, E.R.,
Measurement of the Coulomb Energy and Dielectric Polarizability of Gas-Phase Diprotonated Diaminoalkanes,
J. Phys. Chem., 1995, 99, 4034. [all data]
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]
Peng, 2000
Peng, C.T.,
Prediction of retention indices. V. Influence of electronic effects and column polarity on retention index,
J. Chromatogr. A, 2000, 903, 1-2, 117-143, https://doi.org/10.1016/S0021-9673(00)00901-8
. [all data]
Notes
Go To: Top, Gas phase ion energetics data, Gas Chromatography, References
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