Medazepam

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Phase change data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director

Quantity Value Units Method Reference Comment
Tfus374.1KN/AChauvet, Rubio, et al., 1982Uncertainty assigned by TRC = 0.5 K

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


Gas Chromatography

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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

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Column type Active phase Temperature (C) I Reference Comment
CapillarySE-30250.2272.Dimov and Moskovkina, 1991 
CapillaryBP-1250.2287.Japp, Garthwaite, et al., 198825. m/0.22 mm/0.25 μm, N2
CapillaryDB-1250.2272.Japp, Garthwaite, et al., 198830. m/0.53 mm/1.5 μm, N2
CapillarySPB-1250.2275.Lora-Tamayo, Rams, et al., 1986He; Column length: 25. m; Column diameter: 0.20 mm
PackedSE-30220.2243.Schütz, 1982N2
PackedSE-30250.2285.Schuetz and Westenberger, 1979N2, Chromosorb G AW DMCS (80-100 mesh); Column length: 1.5 m

Kovats' RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryCross-Linked Methylsilicone2235.Maurer and Pfleger, 198712. m/0.2 mm/0.33 μm, He, 100. C @ 3. min, 30. K/min, 310. C @ 5. min

Normal alkane RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
PackedSE-302226.MHA, 9999Nitrogen, Chromosorb G AW DMCS (80-100 mesh); Column length: 2. m; Tstart: 100. C; Tend: 300. C
CapillaryBP-12287.MHA, 9999Tstart: 100. C; Tend: 300. C
CapillaryDB-52287.Zamechnik, Ethier, et al., 198915. m/0.25 mm/0.25 μm, He, 150. C @ 1. min, 10. K/min; Tend: 260. C
PackedSE-302270.Chiarotti, de Giovanni, et al., 1986He, Chromosorb W(100-120 mesh), 200. C @ 2. min, 4. K/min, 285. C @ 10. min; Column length: 2. m
CapillarySE-302240.Joyce, Bal, et al., 1984He, 30. K/min; Column length: 25. m; Column diameter: 0.20 mm; Tstart: 50. C; Tend: 260. C

Normal alkane RI, non-polar column, custom temperature program

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Column type Active phase I Reference Comment
OtherMethyl Silicone2226.Ardrey and Moffat, 1981Program: not specified
OtherMethyl Silicone2285.Ardrey and Moffat, 1981Program: not specified

References

Go To: Top, Phase change data, Gas Chromatography, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Chauvet, Rubio, et al., 1982
Chauvet, A.; Rubio, S.; Masse, J., Etude thermoanalytique de substances psychotherapeutiques.I, Thermochim. Acta, 1982, 57, 173. [all data]

Dimov and Moskovkina, 1991
Dimov, N.; Moskovkina, M., New aspects of quantitative structure-retention relationships in chromatography, J. Chromatogr., 1991, 552, 59-69, https://doi.org/10.1016/S0021-9673(01)95923-0 . [all data]

Japp, Garthwaite, et al., 1988
Japp, M.; Garthwaite, K.; Geeson, A.V.; Osselton, M.D., Collection of Analytical Data for Benzodiazepines and Benzophenones, J. Chromatogr., 1988, 439, 2, 317-339, https://doi.org/10.1016/S0021-9673(01)83844-9 . [all data]

Lora-Tamayo, Rams, et al., 1986
Lora-Tamayo, C.; Rams, M.A.; Chacon, J.M.R., Gas Chromatographic Data for 187 Nitrogen- or Phosphorus-Containing Drugs and Metabolites of Toxicological Interest Analysed on Methyl Silicone Capillary Columns, J. Chromatogr., 1986, 374, 73-85, https://doi.org/10.1016/S0378-4347(00)83254-5 . [all data]

Schütz, 1982
Schütz, H., Benzodiazepines, Springer-Verlag, New York, 1982, 438. [all data]

Schuetz and Westenberger, 1979
Schuetz, H.; Westenberger, V., Gas chromatographic data of 31 benzodiazepines and metabolites, J. Chromatogr., 1979, 169, 409-411, https://doi.org/10.1016/0021-9673(75)85071-0 . [all data]

Maurer and Pfleger, 1987
Maurer, H.; Pfleger, K., Identification and differentiation of benzodiazepines and their metabolites in urine by computerized gas chromatography-mass spectrometry, J. Chromatogr., 1987, 422, 85-101, https://doi.org/10.1016/0378-4347(87)80442-5 . [all data]

MHA, 9999
MHA, Directorate of ForensicScience., Forensic Toxicology, 9999. [all data]

Zamechnik, Ethier, et al., 1989
Zamechnik, J.; Ethier, J.-C.; Neville, G.A., Benzodiazepines- an extensive collection of mass spectra, J. Can. Soc. Forensic Sci., 1989, 22, 3, 233-259, https://doi.org/10.1080/00085030.1989.10757437 . [all data]

Chiarotti, de Giovanni, et al., 1986
Chiarotti, M.; de Giovanni, N.; Fiori, A., Analysis of Benzodiazepines. I. Chromatographic Identification, J. Chromatogr., 1986, 358, 169-178, https://doi.org/10.1016/S0021-9673(01)90326-7 . [all data]

Joyce, Bal, et al., 1984
Joyce, J.R.; Bal, T.S.; Ardrey, R.E.; Stevens, H.M.; Moffat, A.C., The decomposition of benzodiazepines during analysis by capillary gas chromatography/mass spectrometry, Biomed. Mass Spectrom., 1984, 11, 6, 284-289, https://doi.org/10.1002/bms.1200110607 . [all data]

Ardrey and Moffat, 1981
Ardrey, R.E.; Moffat, A.C., Gas-liquid chromatographic retention indices of 1318 substances of toxicological interest on SE-30 or OV-1 stationary phase, J. Chromatogr., 1981, 220, 3, 195-252, https://doi.org/10.1016/S0021-9673(00)81925-1 . [all data]


Notes

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