Methane, dibromo-
- Formula: CH2Br2
- Molecular weight: 173.835
- IUPAC Standard InChIKey: FJBFPHVGVWTDIP-UHFFFAOYSA-N
- CAS Registry Number: 74-95-3
- 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: Dibromomethane; Methylene bromide; Methylene dibromide; CH2Br2; Rcra waste number U068; UN 2664
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IR Spectrum
Go To: Top, Gas Chromatography, References, Notes
Data compiled by: Coblentz Society, Inc.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Gas Chromatography
Go To: Top, IR Spectrum, 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 | OV-1 | 100. | 690. | Castello and Gerbino, 1988 | He, Chromosorb W DMCS; Column length: 3. m |
Packed | OV-1 | 125. | 698. | Castello and Gerbino, 1988 | He, Chromosorb W DMCS; Column length: 3. m |
Packed | OV-1 | 75. | 683. | Castello and Gerbino, 1988 | He, Chromosorb W DMCS; Column length: 3. m |
Packed | Apolane | 70. | 681.7 | Riedo, Fritz, et al., 1976 | He, Chromosorb; Column length: 2.4 m |
Packed | Squalane | 27. | 653. | Hively and Hinton, 1968 | He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm |
Packed | Squalane | 49. | 660. | Hively and Hinton, 1968 | He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm |
Packed | Squalane | 67. | 666. | Hively and Hinton, 1968 | He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm |
Packed | Squalane | 86. | 671. | Hively and Hinton, 1968 | He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm |
Kovats' RI, polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | PEG-40M | 120. | 1166. | Grigor'eva, Vasil'ev, et al., 1993 | 40. m/0.25 mm/0.10 μm, Ar |
Packed | SP-1000 | 100. | 1189.98 | Castello and Gerbino, 1988 | He, Chromosorb W DMCS; Column length: 3. m |
Packed | SP-1000 | 125. | 1196.47 | Castello and Gerbino, 1988 | He, Chromosorb W DMCS; Column length: 3. m |
Packed | SP-1000 | 75. | 1175.95 | Castello and Gerbino, 1988 | He, Chromosorb W DMCS; Column length: 3. m |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-1 | 672.2 | Helmig, Pollock, et al., 1996 | 30. m/0.25 mm/1. μm, 6. K/min; Tstart: -50. C; Tend: 180. C |
Capillary | SE-54 | 700. | Weber, 1986 | 25. m/0.31 mm/0.17 μm, H2, 2. K/min; Tstart: 35. C |
Capillary | SE-54 | 700. | Weber, 1986 | 25. m/0.31 mm/0.17 μm, H2, 2. K/min; Tstart: 35. C |
Capillary | SE-54 | 704. | Weber, 1986 | 25. m/0.31 mm/0.17 μm, H2, 2. K/min; Tstart: 35. C |
Van Den Dool and Kratz RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Supelcowax-10 | 1174. | Matiella and Hsieh, 1990 | 60. m/0.25 mm/0.25 μm, 40. C @ 5. min, 2. K/min, 175. C @ 20. min |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | HP-1 | 696. | Peters, de Leer, et al., 1994 | 25. m/0.2 mm/0.33 μm, He, 50. C @ 5. min, 8. K/min, 300. C @ 10. min |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | SPB-1 | 683. | Flanagan, Streete, et al., 1997 | 60. m/0.53 mm/5. μm, He; Program: 40C(6min) => 5C/min => 80C => 10C/min => 200C |
Capillary | DB-5 | 708. | Sorimachi, Tanabe, et al., 1995 | He; Column length: 30. m; Program: not specified |
Capillary | SPB-1 | 683. | Strete, Ruprah, et al., 1992 | 60. m/0.53 mm/5.0 μm, Helium; Program: 40 0C (6 min) 5 0C/min -> 80 0C 10 0C/min -> 200 0C |
Capillary | SPB-1 | 733. | Strete, Ruprah, et al., 1992 | 60. m/0.53 mm/5.0 μm, Helium; Program: not specified |
Normal alkane RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Carbowax 20M | 1185. | Ramsey and Flanagan, 1982 | Program: not specified |
References
Go To: Top, IR Spectrum, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Castello and Gerbino, 1988
Castello, G.; Gerbino, T.C.,
Effect of Temperature on the Gas Chromatographic Separation of Halogenated Compounds on Polar and Non-Polar Stationary Phases,
J. Chromatogr., 1988, 437, 33-45, https://doi.org/10.1016/S0021-9673(00)90369-8
. [all data]
Riedo, Fritz, et al., 1976
Riedo, F.; Fritz, D.; Tarján, G.; Kováts, E.Sz.,
A tailor-made C87 hydrocarbon as a possible non-polar standard stationary phase for gas chromatography,
J. Chromatogr., 1976, 126, 63-83, https://doi.org/10.1016/S0021-9673(01)84063-2
. [all data]
Hively and Hinton, 1968
Hively, R.A.; Hinton, R.E.,
Variation of the retention index with temperature on squalane substrates,
J. Gas Chromatogr., 1968, 6, 4, 203-217, https://doi.org/10.1093/chromsci/6.4.203
. [all data]
Grigor'eva, Vasil'ev, et al., 1993
Grigor'eva, D.N.; Vasil'ev, A.V.; Golovnya, R.V.,
Effect of the temperature on the retention indices in homologous series of bifunctional compounds under capillary gas chromatography conditions,
J. Anal. Chem. USSR (Engl. Transl.), 1993, 48, 7, 817-822. [all data]
Helmig, Pollock, et al., 1996
Helmig, D.; Pollock, W.; Greenberg, J.; Zimmerman, P.,
Gas chromatography mass spectrometry analysis of volatile organic trace gases at Mauna Loa Observatory, Hawaii,
J. Geophys. Res., 1996, 101, D9, 14697-14710, https://doi.org/10.1029/96JD00212
. [all data]
Weber, 1986
Weber, L.,
Utilization of the Sadtler standard RI system in micropollution analyses,
J. Hi. Res. Chromatogr. Chromatogr. Comm., 1986, 9, 8, 446-451, https://doi.org/10.1002/jhrc.1240090806
. [all data]
Matiella and Hsieh, 1990
Matiella, J.E.; Hsieh, T.C.-Y.,
Analysis of crabmeat volatile compounds,
J. Food Sci., 1990, 55, 4, 962-966, https://doi.org/10.1111/j.1365-2621.1990.tb01575.x
. [all data]
Peters, de Leer, et al., 1994
Peters, R.J.D.; de Leer, E.W.B.; Versteegh, J.F.M.,
Identification of Halogenated Compounds Produced by Chlorination of Humic Acid in the Presence of Bromide,
J. Chromatogr. A, 1994, 686, 2, 253-261, https://doi.org/10.1016/0021-9673(94)00719-5
. [all data]
Flanagan, Streete, et al., 1997
Flanagan, R.J.; Streete, P.J.; Ramsey, J.D.,
Volatile Substance Abuse, UNODC Technical Series, No 5, United Nations, Office on Drugs and Crime, Vienna International Centre, PO Box 500, A-1400 Vienna, Austria, 1997, 56, retrieved from http://www.odccp.org/pdf/technicalseries1997-01-011.pdf. [all data]
Sorimachi, Tanabe, et al., 1995
Sorimachi, J.; Tanabe, A.; Mitobe, H.; Kuniaki, K.; Masaaki, S.,
Programmed temperature retention indices for volatile organic compounds on headspace GC/MS analysis,
Niigata-ken Eisei Kogai Kenkyusho Nenpo, 1995, 11, 75-79. [all data]
Strete, Ruprah, et al., 1992
Strete, P.J.; Ruprah, M.; Ramsey, J.D.; Flanagan, R.J.,
Detection and identification of volatile substances by headspace capillary gas chromatography to aid the diagnosis of acute poisoning,
Analyst, 1992, 117, 7, 1111-1127, https://doi.org/10.1039/an9921701111
. [all data]
Ramsey and Flanagan, 1982
Ramsey, J.D.; Flanagan, R.J.,
Detection and Identification of Volatile Organic Compounds in Blood by Headspace Gas Chromatography as an Aid to the Diagnosis of Solvent Abuse,
J. Chromatogr., 1982, 240, 2, 423-444, https://doi.org/10.1016/S0021-9673(00)99622-5
. [all data]
Notes
Go To: Top, IR Spectrum, Gas Chromatography, References
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