Benzene, 1,2-bis(1-methylethyl)-
- Formula: C12H18
- Molecular weight: 162.2713
- IUPAC Standard InChIKey: OKIRBHVFJGXOIS-UHFFFAOYSA-N
- CAS Registry Number: 577-55-9
- 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: Benzene, o-diisopropyl-; o-Diisopropylbenzene; 1,2-Diisopropylbenzene; Benzene, 1,2-di-(1-methylethyl); 1,2-bis(1-methylethyl)benzene
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Phase change 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 as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 477. | K | N/A | Elsner, Strauss, et al., 1957 | Uncertainty assigned by TRC = 3. K; TRC |
Tboil | 476.90 | K | N/A | Melpolder, Woodbridge, et al., 1948 | Uncertainty assigned by TRC = 10. K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 216.47 | K | N/A | Melpolder, Woodbridge, et al., 1948 | Uncertainty assigned by TRC = 4. K; TRC |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
11.7 | 403. | A | Stephenson and Malanowski, 1987 | Based on data from 388. to 476. K.; AC |
Gas Chromatography
Go To: Top, Phase change 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 |
---|---|---|---|---|---|
Capillary | OV-101 | 100. | 1150. | Matisová, Kovacicová, et al., 1989 | He; Column length: 50. m; Column diameter: 0.20 mm |
Capillary | OV-101 | 100. | 1152. | Gerasimenko and Nabivach, 1982 | N2; Column length: 50. m; Column diameter: 0.30 mm |
Capillary | OV-101 | 120. | 1157. | Gerasimenko and Nabivach, 1982 | N2; Column length: 50. m; Column diameter: 0.30 mm |
Capillary | OV-101 | 140. | 1162. | Gerasimenko and Nabivach, 1982 | N2; Column length: 50. m; Column diameter: 0.30 mm |
Capillary | Squalane | 86. | 1118.1 | Macák, Nabivach, et al., 1982 | N2; Column length: 50. m; Column diameter: 0.25 mm |
Capillary | Squalane | 96. | 1120.3 | Macák, Nabivach, et al., 1982 | N2; Column length: 50. m; Column diameter: 0.25 mm |
Capillary | OV-101 | 100. | 1152.4 | Gerasimenko, Kirilenko, et al., 1981 | N2; Column length: 50. m; Column diameter: 0.3 mm |
Capillary | OV-101 | 120. | 1157.2 | Gerasimenko, Kirilenko, et al., 1981 | N2; Column length: 50. m; Column diameter: 0.3 mm |
Capillary | OV-101 | 140. | 1162.2 | Gerasimenko, Kirilenko, et al., 1981 | N2; Column length: 50. m; Column diameter: 0.3 mm |
Capillary | Squalane | 86. | 1118.1 | Nabivach, Bur'yan, et al., 1978 | Column length: 50. m; Column diameter: 0.25 mm |
Capillary | Squalane | 96. | 1120.3 | Nabivach, Bur'yan, et al., 1978 | Column length: 50. m; Column diameter: 0.25 mm |
Kovats' RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Petrocol DH-100 | 1153.05 | Haagen-Smit Laboratory, 1997 | He; Column length: 100. m; Column diameter: 0.2 mm; Program: 5C(10min) => 5C/min => 50C(48min) => 1.5C/min => 195C(91min) |
Capillary | Squalane | 1161. | Medvedovskaya, Tikhomirova, et al., 1997 | Program: not specified |
Capillary | Squalane | 1127. | Papazova and Pankova, 1975 | N2; Column length: 100. m; Column diameter: 0.25 mm; Program: not specified |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | HP-5 | 1156. | Isidorov, Krajewska, et al., 2001 | 30. m/0.25 mm/0.25 μm, He, 3. K/min; Tstart: 40. C; Tend: 180. C |
Normal alkane RI, non-polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | Methyl Silicone | 120. | 1157. | Chen and Feng, 2006 | |
Capillary | Squalane | 130. | 1127. | Papazova and Pankova, 1975 | N2; Column length: 100. m; Column diameter: 0.25 mm |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Petrocol DH | 1153. | Supelco, 2012 | 100. m/0.25 mm/0.50 μm, Helium, 20. C @ 15. min, 15. K/min, 220. C @ 30. min |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | SE-30 | 1151. | Xiuhua, Zhang, et al., 1996 | Program: not specified |
Normal alkane RI, polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | PEG-40M | 100. | 1386. | Nesterov, Nesterova, et al., 2000 | Column length: 50. m |
Capillary | PEG-40M | 100. | 1387. | Nesterov, Nesterova, et al., 2000 | Column length: 50. m |
Capillary | PEG-40M | 120. | 1396. | Nesterov, Nesterova, et al., 2000 | Column length: 50. m |
Capillary | PEG-40M | 140. | 1405. | Nesterov, Nesterova, et al., 2000 | Column length: 50. m |
Capillary | PEG-40M | 160. | 1417. | Nesterov, Nesterova, et al., 2000 | Column length: 50. m |
Capillary | PEG-40M | 80. | 1378. | Nesterov, Nesterova, et al., 2000 | Column length: 50. m |
Normal alkane RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Carbowax 20M | 1343. | Herain, MRAVEC, et al., 1991 | 70. C @ 21. min, 5. K/min, 150. C @ 999. min |
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.
Elsner, Strauss, et al., 1957
Elsner, B.B.; Strauss, H.E.; Forbes, E.J.,
Synthesis of Cyclic Hydrocarbons I. o-Dialkylbenzenes,
J. Chem. Soc., 1957, 1957, 578-82. [all data]
Melpolder, Woodbridge, et al., 1948
Melpolder, F.W.; Woodbridge, J.E.; Headington, C.E.,
The isolation and physical properties of the diisopropyl- benzenes,
J. Am. Chem. Soc., 1948, 70, 935-9. [all data]
Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw,
Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2
. [all data]
Matisová, Kovacicová, et al., 1989
Matisová, E.; Kovacicová, E.; Ha, P.T.; Kolek, E.; Engewald, W.,
Identification of alkylbenzenes up to C12 by capillary gas chromatography-mass spectrometry. II. Retention indices on OV-101 columns and retention-molecular structure correlations,
J. Chromatogr., 1989, 475, 2, 113-123, https://doi.org/10.1016/S0021-9673(01)89667-9
. [all data]
Gerasimenko and Nabivach, 1982
Gerasimenko, V.A.; Nabivach, V.M.,
Relationship between molecular structure and gas chromatographic retention of alkylbenzenes C8-C1 2 on polydimethylsiloxane,
Zh. Anal. Khim., 1982, 37, 110-116. [all data]
Macák, Nabivach, et al., 1982
Macák, J.; Nabivach, V.; Buryan, P.; Sindler, S.,
Dependence of retention indices of alkylbenzenes on their molecular structure,
J. Chromatogr., 1982, 234, 2, 285-302, https://doi.org/10.1016/S0021-9673(00)81867-1
. [all data]
Gerasimenko, Kirilenko, et al., 1981
Gerasimenko, V.A.; Kirilenko, A.V.; Nabivach, V.M.,
Capillary gas chromatography of aromatic compounds found in coal tar fractions,
J. Chromatogr., 1981, 208, 1, 9-16, https://doi.org/10.1016/S0021-9673(00)87953-4
. [all data]
Nabivach, Bur'yan, et al., 1978
Nabivach, V.M.; Bur'yan, P.; Matsak, I.,
Retention indices of aromatic hydrocarbons on a squalane capillary column,
Zh. Anal. Khim., 1978, 33, 7, 1108-1113. [all data]
Haagen-Smit Laboratory, 1997
Haagen-Smit Laboratory,
Procedure for the detailed hydrocarbon analysis of gasolines by single column high efficiency (capillary) column gas chromatography, SOP NO. MLD 118, Revision No. 1.1, California Environmental Protection Agency, Air Resources Board, El Monte, California, 1997, 22. [all data]
Medvedovskaya, Tikhomirova, et al., 1997
Medvedovskaya, I.I.; Tikhomirova, S.V.; Krasavina, T.D.; Gubkina, L.N.,
Comparison of results of chromatographic identification of complex mixtures of organic compounds,
Proc. Omsk. Univ., 1997, 4, 34-36. [all data]
Papazova and Pankova, 1975
Papazova, D.I.; Pankova, M.C.,
Identification of individual aromatic hydrocarbons in kerosene fraction (b.p. 150-250 °),
J. Chromatogr., 1975, 105, 2, 411-414, https://doi.org/10.1016/S0021-9673(01)82276-7
. [all data]
Isidorov, Krajewska, et al., 2001
Isidorov, V.A.; Krajewska, U.; Dubis, E.N.; Jdanova, M.A.,
Partition coefficients of alkyl aromatic hydrocarbons and esters in a hexane-acetonitrile system,
J. Chromatogr. A, 2001, 923, 1-2, 127-136, https://doi.org/10.1016/S0021-9673(01)00929-3
. [all data]
Chen and Feng, 2006
Chen, Y.; Feng, C.-I.,
Regerating the spent metal-contaminated cracking catalyst by ozalic acid,
J. Shanxi Univ. (Nat. Sci. Ed.), 2006, 29, 4, 414-420. [all data]
Supelco, 2012
Supelco, CatalogNo. 24160-U,
Petrocol DH Columns. Catalog No. 24160-U, 2012, retrieved from http://www.sigmaaldrich.com/etc/medialib/docs/Supelco/Datasheet/1/w97949.Par.0001.File.tmp/w97949.pdf. [all data]
Xiuhua, Zhang, et al., 1996
Xiuhua, Zh.; Zhang, L.; Che, X.,
Prediction of the Kovats retention indexes of polysubstituted alkylbenzenes,
Chin. J. Chromatogr., 1996, 14, 4, 244-248. [all data]
Nesterov, Nesterova, et al., 2000
Nesterov, I.A.; Nesterova, T.N.; Pimerzin, A.A.; Tsvetkov, V.S.,
Thermodynamics of alkylbenzene sorption and evaporation. IV. Enthalpies of evaporation and thermodynamics chracteristics of sorption by stationary phases OV-101 and PEG-40M,
Izvestia vysshikh uchebnykh zavedenii. Khimia i khimicheskaia tekhnologia (Chemistry and chemical technology), 2000, 43, 4, 39-45. [all data]
Herain, MRAVEC, et al., 1991
Herain, J.; MRAVEC, D.; SCHNIERER, A.,
identification of the components of the reaction mixtures from transalkylation of the waste fraction of diisopropylbenzenes by capillary GC and GC-MS,
Chem. Listy, 1991, 85, 5, 535-538. [all data]
Notes
Go To: Top, Phase change data, Gas Chromatography, References
- Symbols used in this document:
Tboil Boiling point Tfus Fusion (melting) point ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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