1,2-Benzenedicarboxylic acid, dipropyl ester
- Formula: C14H18O4
- Molecular weight: 250.2903
- IUPAC Standard InChIKey: MQHNKCZKNAJROC-UHFFFAOYSA-N
- CAS Registry Number: 131-16-8
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Phthalic acid, dipropyl ester; Di-n-propyl phthalate; Dipropyl phthalate; Phthalic acid di-n-propyl ester
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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:
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 590.7 | K | N/A | Aldrich Chemical Company Inc., 1990 | BS |
Tboil | 577.7 | K | N/A | Weast and Grasselli, 1989 | BS |
Reduced pressure boiling point
Tboil (K) | Pressure (bar) | Reference | Comment |
---|---|---|---|
441. to 443. | 0.004 | Frinton Laboratories Inc., 1986 | BS |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
73.2 | 418. | A | Stephenson and Malanowski, 1987 | Based on data from 403. to 578. 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 | 230. | 1756. | Friocourt, Berthou, et al., 1979 | 50. m/0.3 mm/0.35 μm, N2 |
Capillary | OV-101 | 230. | 1756. | Friocourt, Berthou, et al., 1979 | 50. m/0.3 mm/0.35 μm, H2 |
Capillary | SE-30 | 250. | 1758. | Friocourt, Berthou, et al., 1979 | 42. m/0.3 mm/0.39 μm, He |
Packed | SE-30 | 220. | 1760. | Zulaïca and Guiochon, 1963 | Column length: 2. m |
Kovats' RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Packed | SE-30 | 1743. | Ramsey, Lee, et al., 1980 | He, Chromosorb G HP (80-100 mesh); Column length: 1.5 m; Program: not specified |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | SP-2100 | 1735.27 | Podmaniczky, Szepesy, et al., 1986 | H2, 2. K/min; Tstart: 170. C |
Capillary | SP-2100 | 1735.23 | Podmaniczky, Szepesy, et al., 1986 | H2, 4. K/min; Tstart: 170. C |
Capillary | SP-2100 | 1733.62 | Podmaniczky, Szepesy, et al., 1986 | H2, 6. K/min; Tstart: 170. C |
Capillary | SP-2100 | 1743.56 | Podmaniczky, Szepesy, et al., 1986 | H2, 2. K/min; Tstart: 170. C |
Capillary | SP-2100 | 1745.58 | Podmaniczky, Szepesy, et al., 1986 | H2, 4. K/min; Tstart: 170. C |
Capillary | SP-2100 | 1742.96 | Podmaniczky, Szepesy, et al., 1986 | H2, 6. K/min; Tstart: 170. C |
Capillary | CP Sil 5 CB | 1735.96 | Podmaniczky, Szepesy, et al., 1986 | H2, 4. K/min; Tstart: 170. C |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Squalane | 1758. | Chen, 2008 | Program: not specified |
Other | Methyl Silicone | 1746. | Ardrey and Moffat, 1981 | Program: 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.
Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc.,
Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]
Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]
Frinton Laboratories Inc., 1986
Frinton Laboratories Inc.,
Catalog Number 11, Frinton Laboratories Inc., Vineland, NJ, 1986, 99. [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]
Friocourt, Berthou, et al., 1979
Friocourt, M.P.; Berthou, F.; Picart, D.; Dreano, Y.; Floch, H.H.,
Glass Capillary Column Gas Chromatography of Phthalate Esters,
J. Chromatogr., 1979, 172, 1, 261-271, https://doi.org/10.1016/S0021-9673(00)90961-0
. [all data]
Zulaïca and Guiochon, 1963
Zulaïca, J.; Guiochon, G.,
Séparation et identification de di-esters aliphatiques et aromatiques et de trimesters phosphoriques par chromatographie en phase gazeuse,
Bull. Soc. Chim. Fr., 1963, 6, 1242-1252. [all data]
Ramsey, Lee, et al., 1980
Ramsey, J.D.; Lee, T.D.; Osselton, M.D.; Moffat, A.C.,
Gas-liquid chromatographic retention indices of 296 non-drug substances on SE-30 or OV-1 likely to be encountered in toxicological analyses,
J. Chromatogr., 1980, 184, 2, 185-206, https://doi.org/10.1016/S0021-9673(00)85641-1
. [all data]
Podmaniczky, Szepesy, et al., 1986
Podmaniczky, L.; Szepesy, L.; Lakszner, K.; Schomburg, G.,
Determination of Retention Indices in LPTGC,
Chromatographia, 1986, 21, 7, 387-391, https://doi.org/10.1007/BF02346137
. [all data]
Chen, 2008
Chen, H.-F.,
Quantitative prediction of gas chromatography retention indices with support vector machines, radial basis neutral networks and multiple linear regression,
Anal. Chim. Acta, 2008, 609, 1, 24-36, https://doi.org/10.1016/j.aca.2008.01.003
. [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
Go To: Top, Phase change data, Gas Chromatography, References
- Symbols used in this document:
Tboil Boiling point ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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