p-Tolyl isobutyrate
- Formula: C11H14O2
- Molecular weight: 178.2277
- IUPAC Standard InChI: InChI=1S/C11H14O2/c1-8(2)11(12)13-10-6-4-9(3)5-7-10/h4-8H,1-3H3
- IUPAC Standard InChIKey: UPPSFGGDKACIKP-UHFFFAOYSA-N
- CAS Registry Number: 103-93-5
- 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: Propanoic acid, 2-methyl-, 4-methylphenyl ester; Isobutyric acid, p-tolyl ester; p-Cresyl isobutyrate; p-Methylphenyl isobutyrate; para-Tolyl isobutyrate; Paracresyl isobutyrate; 4-Methylphenyl 2-methylpropanoate
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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
| Column type | Active phase | Temperature (C) | I | Reference | Comment |
|---|---|---|---|---|---|
| Capillary | SE-30 | 120. | 1289. | Tudor and Moldovan, 1999 | |
| Capillary | SE-30 | 100. | 1289.1 | Tudor, 1997 | 40. m/0.35 mm/0.35 μm |
Normal alkane RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | OV-101 | 1291. | Egolf and Jurs, 1993 | 2. K/min; Column length: 50. m; Column diameter: 0.22 mm; Tstart: 80. C; Tend: 200. C |
Normal alkane RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | SE-30 | 1291. | Vinogradov, 2004 | Program: not specified |
Normal alkane RI, polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | Carbowax 20M | 1763. | Egolf and Jurs, 1993 | 2. K/min; Column length: 80. m; Column diameter: 0.2 mm; Tstart: 70. C; Tend: 170. C |
Normal alkane RI, polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | Carbowax 20M | 1763. | Vinogradov, 2004 | Program: not specified |
References
Go To: Top, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Tudor and Moldovan, 1999
Tudor, E.; Moldovan, D.,
Temperature Dependence of the Retention Index for Perfumery Compounds on a Se-30 Glass Capillary Column. II. The Hyperbolic Equation,
J. Chromatogr., 1999, 848, 1-2, 215-227, https://doi.org/10.1016/S0021-9673(99)00412-4
. [all data]
Tudor, 1997
Tudor, E.,
Temperature dependence of the retention index for perfumery compounds on a SE-30 glass capillary column. I. Linear equations,
J. Chromatogr. A, 1997, 779, 1-2, 287-297, https://doi.org/10.1016/S0021-9673(97)00453-6
. [all data]
Egolf and Jurs, 1993
Egolf, L.M.; Jurs, P.C.,
Quantitative structure-retention and structure-odor intensity relationships for a diverse group of odor-active compounds,
Anal. Chem., 1993, 65, 21, 3119-3126, https://doi.org/10.1021/ac00069a027
. [all data]
Vinogradov, 2004
Vinogradov, B.A.,
Production, composition, properties and application of essential oils, 2004, retrieved from http://viness.narod.ru. [all data]
Notes
Go To: Top, Gas Chromatography, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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