Propanal, 2-methyl-
- Formula: C4H8O
- Molecular weight: 72.1057
- IUPAC Standard InChI: InChI=1S/C4H8O/c1-4(2)3-5/h3-4H,1-2H3
- IUPAC Standard InChIKey: AMIMRNSIRUDHCM-UHFFFAOYSA-N
- CAS Registry Number: 78-84-2
- 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: Isobutyraldehyde; α-Methylpropionaldehyde; Isobutanal; Isopropylaldehyde; Isopropylformaldehyde; 2-Methylpropanal; 2-Methylpropionaldehyde; iso-C3H7CHO; Isobutylaldehyde; Isobutyric aldehyde; 2-Methyl-1-propanal; Isobutyraldehyd; Propionaldehyde, 2-methyl-; Valine aldehyde; Isobutaldehyde; Isobutyryl aldehyde; Methyl propanal; NCI-C60968; UN 2045; Isobutyral; NSC 6739; 2-methylpropanal (isobutanal)
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Normal boiling point
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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 as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
| Tboil (K) | Reference | Comment |
|---|---|---|
| 336.2 | Aldrich Chemical Company Inc., 1990 | BS |
| 337.7 | Weast and Grasselli, 1989 | BS |
| 342.02 | Eng and Sandler, 1984 | Uncertainty assigned by TRC = 0.3 K; TRC; Data excluded from overall average |
| 381.15 | Sachek, Peshchenko, et al., 1978 | Uncertainty assigned by TRC = 0.4 K; TRC; Data excluded from overall average |
| 337.15 | Gaiffe and Palland, 1962 | Uncertainty assigned by TRC = 2. K; TRC |
| 64.33 | Tjebbes, 1962 | Uncertainty assigned by TRC = 0.1 K; TRC; Data excluded from overall average |
| 337.2 | Hagemeyer and DeCroes, 1953 | Uncertainty assigned by TRC = 2. K; TRC |
| 335.15 | McKenna, Tartar, et al., 1953 | Uncertainty assigned by TRC = 0.5 K; TRC |
| 337.25 | Bologna and Albonico, 1951 | Uncertainty assigned by TRC = 1. K; TRC |
| 337.15 | Laddha and Smith, 1950 | Uncertainty assigned by TRC = 1. K; TRC |
| 336.65 | Lecat, 1949 | Uncertainty assigned by TRC = 1. K; TRC |
| 337.65 | Bourns and Nicholls, 1947 | Uncertainty assigned by TRC = 2. K; TRC |
| 336.7 | Lecat, 1947 | Uncertainty assigned by TRC = 0.6 K; TRC |
| 337. | Komarewsky and Smith, 1944 | Uncertainty assigned by TRC = 3. K; TRC |
| 336.2 | Ewell and Welch, 1941 | Uncertainty assigned by TRC = 2. K; TRC |
| 337.25 | Hearne. G., Tamele, et al., 1941 | Uncertainty assigned by TRC = 1. K; TRC |
| 336.85 | Coomber and Partington, 1938 | Uncertainty assigned by TRC = 1. K; TRC |
| 336.45 | Bryant and Smith, 1935 | Uncertainty assigned by TRC = 1. K; TRC |
| 335.65 | Kohlraush and Koppl, 1934 | Uncertainty assigned by TRC = 2. K; TRC |
| 337.15 | Harries, 1916 | Uncertainty assigned by TRC = 2. K; TRC |
| 335.15 | Ohta, 1914 | Uncertainty assigned by TRC = 3. K; TRC |
| 336.65 | Henry, 1907 | Uncertainty assigned by TRC = 2. K; TRC |
| 334.15 | Stoermer, 1906 | Uncertainty assigned by TRC = 2. K; TRC |
| 334.15 | Behal and Sommelet, 1904 | Uncertainty assigned by TRC = 2. K; TRC |
| 336.65 | Perkin, 1884 | Uncertainty assigned by TRC = 2. K; TRC |
| 335.15 | Urech, 1879 | Uncertainty assigned by TRC = 2. K; TRC |
| 334.15 | Linnemann and von Zotta, 1872 | Uncertainty assigned by TRC = 3. K; TRC |
References
Go To: Top, Normal boiling point, 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]
Eng and Sandler, 1984
Eng, R.; Sandler, S.I.,
Vapor-liquid equilibria for three aldehyde/hydrocarbon mixtures,
J. Chem. Eng. Data, 1984, 29, 156. [all data]
Sachek, Peshchenko, et al., 1978
Sachek, A.I.; Peshchenko, A.D.; Andreevskii, D.N.,
Heats of Formation of Butyl Alcohols,
Vestsi Akad. Navuk BSSR, Ser. Khim. Navuk, 1978, 1, 124. [all data]
Gaiffe and Palland, 1962
Gaiffe, A.; Palland, R.,
C. R. Hebd. Seances Acad. Sci., 1962, 254, 496. [all data]
Tjebbes, 1962
Tjebbes, J.,
Acta Chem. Scand., 1962, 16, 953. [all data]
Hagemeyer and DeCroes, 1953
Hagemeyer, H.J.; DeCroes, G.C.,
The Chemistry Of Isobutyraldehyde and Its Derivatives, Eastman Co., Tenn., 1953. [all data]
McKenna, Tartar, et al., 1953
McKenna, F.E.; Tartar, H.V.; Lingafelter, E.C.,
Studies of hemiacetal formation in alcohol - aldehyde systems: II refraction studies,
J. Am. Chem. Soc., 1953, 75, 604-7. [all data]
Bologna and Albonico, 1951
Bologna, L.; Albonico, F.,
Study of Vapor-Liquid Equilibrium of Butyraldehyde and Isobutyraldehyde by Infrared Spectroscopy,
Chim. Ind. (Milan), 1951, 33, 141. [all data]
Laddha and Smith, 1950
Laddha, G.S.; Smith, J.M.,
Chem. Eng. Prog., 1950, 46, 195. [all data]
Lecat, 1949
Lecat, M.,
Tables Azeotropiques, Vol. 1, 10th ed., Brussels, Belgium, 1949. [all data]
Bourns and Nicholls, 1947
Bourns, A.N.; Nicholls, R.V.V.,
The catalytic action of aluminum silicates: I the dehydration of butanediol-2,3 and butanone-2 over activated modern bentonite,
Can. J. Res., Sect. B, 1947, 25, 80. [all data]
Lecat, 1947
Lecat, M.,
Orthobaric Azeotropes of Sulfides,
Bull. Cl. Sci., Acad. R. Belg., 1947, 33, 160-82. [all data]
Komarewsky and Smith, 1944
Komarewsky, V.I.; Smith, L.G.,
The Action of Chromia Cat. on Aliphatic Iso-Alcohols and Iso-Aldehydes,
J. Am. Chem. Soc., 1944, 66, 1116-7. [all data]
Ewell and Welch, 1941
Ewell, R.H.; Welch, L.M.,
Maximum Boiling Mixtures of chloroparaffins with Donor Liquids,
J. Am. Chem. Soc., 1941, 63, 2475. [all data]
Hearne. G., Tamele, et al., 1941
Hearne. G.; Tamele, M.; Converse, W.,
Ind. Eng. Chem., 1941, 33, 805. [all data]
Coomber and Partington, 1938
Coomber, D.I.; Partington, J.R.,
Studies in dielectric polarisation part xxiii the dipole moments of some aliphatic and aromatic aldehydes and of anthrone,
J. Chem. Soc., 1938, 1938, 1444. [all data]
Bryant and Smith, 1935
Bryant, M.D.; Smith, D.M.,
Improved hydroxylamine method for the determination of aldehydes and ketones displacement of oxime equilibria by means of pyridine,
J. Am. Chem. Soc., 1935, 57, 57. [all data]
Kohlraush and Koppl, 1934
Kohlraush, K.W.F.; Koppl, F.,
Z. Phys. Chem., Abt. B, 1934, 24, 370. [all data]
Harries, 1916
Harries, C.D.,
Ozone and Its Action on Organic Compound, 1916. [all data]
Ohta, 1914
Ohta, T.,
Biochem. Z., 1914, 59, 183. [all data]
Henry, 1907
Henry, L.,
C. R. Hebd. Seances Acad. Sci., 1907, 145, 21. [all data]
Stoermer, 1906
Stoermer, R.,
Chem. Ber., 1906, 39, 2288. [all data]
Behal and Sommelet, 1904
Behal, A.; Sommelet,
Bull. Soc. Chim. Fr., 1904, 31, 300. [all data]
Perkin, 1884
Perkin, W.H.,
On the Magnetic Rotary Polarisation of Compounds in Relation to their Chemical Consitution; with Observations on the Preparation and Relative Densities of the Bodies Examined,
J. Chem. Soc., 1884, 45, 421-580. [all data]
Urech, 1879
Urech, F.,
Chem. Ber., 1879, 12, 1744. [all data]
Linnemann and von Zotta, 1872
Linnemann, E.; von Zotta, V.,
Conversion of Normal Butyl Alcohol into Isobutyl Alcohol or Butyl Alcohol of Fermentation,
Justus Liebigs Ann. Chem., 1872, 162, 3. [all data]
Notes
Go To: Top, Normal boiling point, References
- Symbols used in this document:
Tboil Boiling point - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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