3-Heptanone, 2-methyl-
- Formula: C8H16O
- Molecular weight: 128.2120
- IUPAC Standard InChIKey: XYYMFUCZDNNGFS-UHFFFAOYSA-N
- CAS Registry Number: 13019-20-0
- 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: 2-Methyl-3-heptanone; 2-Methylheptanone-(3); 2-methylheptan-3-one
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Options:
Data at NIST subscription sites:
NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.
Phase change data
Go To: Top, Mass spectrum (electron ionization), 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
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 | 431.2 | K | N/A | Weast and Grasselli, 1989 | BS |
Tboil | 429. | K | N/A | Whitmore and Krueger, 1933 | Uncertainty assigned by TRC = 5. K; TRC |
Tboil | 432. | K | N/A | Wallach, 1914 | Uncertainty assigned by TRC = 3. K; TRC |
Tboil | 433. | K | N/A | Pickard and Kenyon, 1912 | Uncertainty assigned by TRC = 3. K; TRC |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
43.5 | 365. | A | Stephenson and Malanowski, 1987 | Based on data from 350. to 428. K.; AC |
Mass spectrum (electron ionization)
Go To: Top, Phase change data, 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 by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser.
Additional Data
View image of digitized spectrum (can be printed in landscape orientation).
Due to licensing restrictions, this spectrum cannot be downloaded.
Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | Japan AIST/NIMC Database- Spectrum MS-NW-3443 |
NIST MS number | 231895 |
Gas Chromatography
Go To: Top, Phase change data, Mass spectrum (electron ionization), 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 | HP-1 | 110. | 922. | Héberger and Görgényi, 1999 | 50. m/0.32 mm/1.05 μm, N2 |
Capillary | HP-1 | 50. | 918. | Héberger and Görgényi, 1999 | 50. m/0.32 mm/1.05 μm, N2 |
Capillary | HP-1 | 70. | 919. | Héberger and Görgényi, 1999 | 50. m/0.32 mm/1.05 μm, N2 |
Capillary | HP-1 | 90. | 920. | Héberger and Görgényi, 1999 | 50. m/0.32 mm/1.05 μm, N2 |
Kovats' RI, polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | HP-Innowax | 110. | 1197.5 | Héberger and Görgényi, 1999 | 30. m/0.32 mm/0.5 μm |
Capillary | HP-Innowax | 50. | 1178.7 | Héberger and Görgényi, 1999 | 30. m/0.32 mm/0.5 μm |
Capillary | HP-Innowax | 70. | 1185.0 | Héberger and Görgényi, 1999 | 30. m/0.32 mm/0.5 μm |
Capillary | HP-Innowax | 90. | 1191.0 | Héberger and Görgényi, 1999 | 30. m/0.32 mm/0.5 μm |
Van Den Dool and Kratz RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Supelcowax-10 | 1164. | Tanchotikul and Hsieh, 1989 | 60. m/0.25 mm/0.25 μm, 40. C @ 5. min, 2. K/min, 175. C @ 20. min |
Capillary | Supelcowax-10 | 1170. | Tanchotikul and Hsieh, 1989 | 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, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | OV-1 | 60. | 918. | Amboni, Junkes, et al., 2002 |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | HP-1 | 918. | Junkes, Amboni, et al., 2004 | Program: not specified |
Capillary | Polydimethyl siloxane | 918. | Junkes, Castanho, et al., 2003 | Program: not specified |
Normal alkane RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Innowax | 1179. | Junkes, Amboni, et al., 2004 | Program: not specified |
References
Go To: Top, Phase change data, Mass spectrum (electron ionization), Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
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]
Whitmore and Krueger, 1933
Whitmore, F.C.; Krueger, P.A.,
J. Am. Chem. Soc., 1933, 55, 1528. [all data]
Wallach, 1914
Wallach, O.,
Justus Liebigs Ann. Chem., 1914, 408, 183. [all data]
Pickard and Kenyon, 1912
Pickard, R.H.; Kenyon, J.,
Investigations on the dependence of rotatory power on chemical constitution: II the rotations of some secondary alcohols containing the isopropyl group,
J. Chem. Soc., 1912, 101, 620-38. [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]
Héberger and Görgényi, 1999
Héberger, K.; Görgényi, M.,
Principal component analysis of Kováts indices for carbonyl compounds in capillary gas chromatography,
J. Chromatogr., 1999, 845, 1-2, 21-31, https://doi.org/10.1016/S0021-9673(99)00323-4
. [all data]
Tanchotikul and Hsieh, 1989
Tanchotikul, U.; Hsieh, T.C.-Y.,
Volatile Flavor Components in Crayfish Waste,
J. Food Sci., 1989, 54, 6, 1515-1520, https://doi.org/10.1111/j.1365-2621.1989.tb05149.x
. [all data]
Amboni, Junkes, et al., 2002
Amboni, R.D.DeM.C.; Junkes, B. daS.; Yunes, R.A.; Heinzen, V.E.F.,
Quantitative structure-property relationships study of chromatographic retention indices and normal boiling points for oxo compounds using the semi-empirical topological method,
J. Mol. Struct. (Theochem), 2002, 586, 1-3, 71-80, https://doi.org/10.1016/S0166-1280(02)00062-3
. [all data]
Junkes, Amboni, et al., 2004
Junkes, B.S.; Amboni, R.D.M.C.; Yunes, R.A.; Heinzen, V.E.F.,
Application of the semi-empirical topological index in quantitative structure-chromatographic retention relationship (QSRR) studies of aliphatic ketones and aldehydes on stationary phases of different polarity,
J. Braz. Chem. Soc., 2004, 15, 2, 183-189, https://doi.org/10.1590/S0103-50532004000200005
. [all data]
Junkes, Castanho, et al., 2003
Junkes, B.S.; Castanho, R.D.M.; Amboni, C.; Yunes, R.A.; Heinzen, V.E.F.,
Semiempirical Topological Index: A Novel Molecular Descriptor for Quantitative Structure-Retention Relationship Studies,
Internet Electronic Journal of Molecular Design, 2003, 2, 1, 33-49. [all data]
Notes
Go To: Top, Phase change data, Mass spectrum (electron ionization), 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
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.