Dodecanoic acid
- Formula: C12H24O2
- Molecular weight: 200.3178
- IUPAC Standard InChI: InChI=1S/C12H24O2/c1-2-3-4-5-6-7-8-9-10-11-12(13)14/h2-11H2,1H3,(H,13,14)
- IUPAC Standard InChIKey: POULHZVOKOAJMA-UHFFFAOYSA-N
- CAS Registry Number: 143-07-7
- 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: n-Dodecanoic acid; Neo-fat 12; Aliphat no. 4; ABL; Dodecylic acid; Lauric acid; Laurostearic acid; Neo-fat 12-43; Ninol aa62 extra; Univol U-314; Vulvic acid; 1-Undecanecarboxylic acid; Duodecylic acid; C-1297; Hydrofol acid 1255; Hydrofol acid 1295; Wecoline 1295; Dodecoic acid; Hystrene 9512; Lunac L 70; Emery 650; Philacid 1200; Prifrac 2920; Undecane-1-carboxylic acid; Acide Laurique; Emery 651; Lauric acid (dodecanoic acid); Dodecanoic (Lauric) acid; dodecanoic acid (lauric acid)
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Kovats' RI, non-polar column, temperature ramp
Go To: Top, 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
| Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
|---|---|---|---|---|---|
| Active phase | CP Sil 8 CB | DB-5 | CP Sil 8 CB | SPB-1 | DB-1 |
| Column length (m) | 30. | 30. | 30. | 30. | 60. |
| Carrier gas | H2 | He | H2 | He | |
| Substrate | |||||
| Column diameter (mm) | 0.25 | 0.26 | 0.25 | 0.32 | 0.25 |
| Phase thickness (μm) | 0.25 | 0.25 | 0.25 | 0.25 | 0.25 |
| Tstart (C) | 50. | 60. | 50. | 60. | 30. |
| Tend (C) | 220. | 246. | 220. | 250. | 220. |
| Heat rate (K/min) | 3. | 3. | 3. | 2. | 2. |
| Initial hold (min) | 2. | 2. | 2. | 4. | |
| Final hold (min) | 5. | ||||
| I | 1576. | 1567. | 1568. | 1602. | 1547. |
| Reference | Tayoub, Schwob, et al., 2006 | Adams, Morris, et al., 2005 | Schwob, Bessiere, et al., 2004 | Nagarajan, Rao, et al., 2001 | Takeoka, Perrino, et al., 1996 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
| Column type | Capillary |
|---|---|
| Active phase | DB-1 |
| Column length (m) | 60. |
| Carrier gas | |
| Substrate | |
| Column diameter (mm) | 0.25 |
| Phase thickness (μm) | 0.25 |
| Tstart (C) | 30. |
| Tend (C) | 220. |
| Heat rate (K/min) | 2. |
| Initial hold (min) | 4. |
| Final hold (min) | |
| I | 1554. |
| Reference | Takeoka, Perrino, et al., 1996 |
| Comment | MSDC-RI |
References
Go To: Top, Kovats' RI, non-polar column, temperature ramp, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Tayoub, Schwob, et al., 2006
Tayoub, G.; Schwob, I.; Bessière, J.-M.; Rabier, J.; Masotti, V.; J.; M.; Girard, G.; Viano, J.,
Essential oil composition of leaf, flower and stem of Styrax (Styrax officinalis L.) from south-eastern France,
Flavour Fragr. J., 2006, 21, 5, 809-812, https://doi.org/10.1002/ffj.1731
. [all data]
Adams, Morris, et al., 2005
Adams, R.P.; Morris, J.A.; Pandey, R.N.; Schwarzbach, A.E.,
Cryptic speciation between Juniperus deltoides and Juniperus oxycedrus (Cupressaceae) in the Mediterranean,
Biochem. Syst. Ecol., 2005, 33, 8, 771-787, https://doi.org/10.1016/j.bse.2005.01.001
. [all data]
Schwob, Bessiere, et al., 2004
Schwob, I.; Bessiere, J.-M.; Masotti, V.; Viano, J.,
Changes in essential oil composition in Saint John's wort (Hypericum perforatum L.) aerial parts during its phenological cycle,
Biochem. Syst. Ecol., 2004, 32, 8, 735-745, https://doi.org/10.1016/j.bse.2003.12.005
. [all data]
Nagarajan, Rao, et al., 2001
Nagarajan, S.; Rao, L.J.M.; Guirudutt, K.N.,
Chemical composition of the volatiles of Decalepis hamiltonii (Wight Arn),
Flavour Fragr. J., 2001, 16, 1, 27-29, https://doi.org/10.1002/1099-1026(200101/02)16:1<27::AID-FFJ937>3.0.CO;2-F
. [all data]
Takeoka, Perrino, et al., 1996
Takeoka, G.; Perrino, C., Jr.; Buttery, R.,
Volatile constituents of used frying oils,
J. Agric. Food Chem., 1996, 44, 3, 654-660, https://doi.org/10.1021/jf950430m
. [all data]
Notes
Go To: Top, Kovats' RI, non-polar column, temperature ramp, References
- Symbols used in this document:
Tend Final temperature Tstart Initial temperature - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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