Dodecanal
- Formula: C12H24O
- Molecular weight: 184.3184
- IUPAC Standard InChI: InChI=1S/C12H24O/c1-2-3-4-5-6-7-8-9-10-11-12-13/h12H,2-11H2,1H3
- IUPAC Standard InChIKey: HFJRKMMYBMWEAD-UHFFFAOYSA-N
- CAS Registry Number: 112-54-9
- 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: Lauraldehyde; n-Dodecanal; n-Dodecyl aldehyde; n-Dodecylic aldehyde; n-Lauraldehyde; Aldehyde C-12; Dodecanaldehyde; Dodecyl aldehyde; Lauric aldehyde; Lauryl aldehyde; 1-Dodecanal; C-12 aldehyde, lauric; 1-Dodecyl aldehyde; Duodecylic aldehyde; Laurinaldehyde; Aldehyde C-12, lauric; NSC 46128
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Phase change data
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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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tboil | 511.15 | K | N/A | Davies and Hodgson, 1943 | Uncertainty assigned by TRC = 5. K; TRC |
| Tboil | 504.15 | K | N/A | Sigmund, 1929 | Uncertainty assigned by TRC = 5. K; TRC |
| Quantity | Value | Units | Method | Reference | Comment |
| Tfus | 310. ± 30. | K | AVG | N/A | Average of 7 values; Individual data points |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔvapH° | 68.3 ± 0.9 | kJ/mol | GS | Verevkin, Krasnykh, et al., 2003 | Based on data from 314. - 347. K.; AC |
| ΔvapH° | 70.2 | kJ/mol | CGC | Koutek, Hoskovec, et al., 1996 | Based on data from 308. - 353. K. See also Ova, Koultek, et al., 2000.; AC |
Reduced pressure boiling point
| Tboil (K) | Pressure (bar) | Reference | Comment |
|---|---|---|---|
| 458.2 | 0.133 | Weast and Grasselli, 1989 | BS |
Enthalpy of vaporization
| ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 56.5 | 365. | A | Stephenson and Malanowski, 1987 | Based on data from 350. - 530. K. See also Stull, 1947.; AC |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (bar)
T = temperature (K)
View plot Requires a JavaScript / HTML 5 canvas capable browser.
| Temperature (K) | A | B | C | Reference | Comment |
|---|---|---|---|---|---|
| 350.8 - 530. | 5.24241 | 2651.435 | -24.206 | Stull, 1947 | Coefficents calculated by NIST from author's data. |
References
Go To: Top, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Davies and Hodgson, 1943
Davies, R.R.; Hodgson, H.H.,
Catalytic Recuction fy Formic Acid Under Pressure I. The Preparation of Aldehydes From Carboxylic Acids With Titanium Dioxide as Catalyst,
J. Chem. Soc., 1943, 1943, 84. [all data]
Sigmund, 1929
Sigmund, F.,
Monatsh. Chem., 1929, 52, 185. [all data]
Verevkin, Krasnykh, et al., 2003
Verevkin, Sergey P.; Krasnykh, Eugen L.; Vasiltsova, Tatiana V.; Koutek, Bohumir; Doubsky, Jan; Heintz, Andreas,
Vapor pressures and enthalpies of vaporization of a series of the linear aliphatic aldehydes,
Fluid Phase Equilibria, 2003, 206, 1-2, 331-339, https://doi.org/10.1016/S0378-3812(03)00035-9
. [all data]
Koutek, Hoskovec, et al., 1996
Koutek, Bohumir; Hoskovec, Michal; Vrkocov, Pavlína; Konecný, Karel; Feltl, Ladislav; Vrkoc, Jan,
Gas chromatographic determination of vapour pressures of pheromone-like compounds III. Aldehydes,
Journal of Chromatography A, 1996, 719, 2, 391-400, https://doi.org/10.1016/0021-9673(95)00740-7
. [all data]
Ova, Koultek, et al., 2000
Ova, P.V.; Koultek, B.; Hoskovec, M.,
Practice Oriented Results on Use and Production of Neem Ingredients and Pheromones VI, H. Kleeberg and C.P.W. Zebitz, ed(s)., Druck and Graphic, Giessen, 2000, 211-218. [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]
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]
Stull, 1947
Stull, Daniel R.,
Vapor Pressure of Pure Substances. Organic and Inorganic Compounds,
Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022
. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tboil Boiling point Tfus Fusion (melting) point ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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