Octadecanoic acid, ethyl ester
- Formula: C20H40O2
- Molecular weight: 312.5304
- IUPAC Standard InChI: InChI=1S/C20H40O2/c1-3-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20(21)22-4-2/h3-19H2,1-2H3
- IUPAC Standard InChIKey: MVLVMROFTAUDAG-UHFFFAOYSA-N
- CAS Registry Number: 111-61-5
- 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: Stearic acid, ethyl ester; Ethyl n-octadecanoate; Ethyl octadecanoate; Ethyl stearate; Radia 7185; Ethyl ocatadecanoate; Ethyl octadecanoate (Ethyl stearate)
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Normal alkane RI, polar column, custom temperature program
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 | Supelco CO Wax-10 | Supelco CO Wax-10 | DB-Wax | HP-Innowax | Carbowax 20M |
| Column length (m) | 60. | 60. | 30. | 30. | |
| Carrier gas | Helium | Helium | Helium | Helium | |
| Substrate | |||||
| Column diameter (mm) | 0.32 | 0.32 | 0.32 | 0.25 | |
| Phase thickness (μm) | 0.25 | 0.25 | 0.25 | 0.25 | |
| Program | 35 0C (6 min) 2 0C/min -> 60 0C (5 min) 5 0C/min -> 200 0C 25 0C/min -> 250 0C (6 min) | not specified | 40 0C (4 min) 3 0C/min -> 50 0C 5 0C/min -> 120 0C 7 0C/min -> 175 0C 10 0C/min -> 230 0C (8 min) | 30 0C (5 min) 5 0C/min -> 100 0C (5 min) 1 0C/min -> 130 0C 10 0C/min -> 195 0C (45 min) | not specified |
| I | 2409. | 2416. | 2483. | 2464. | 2430. |
| Reference | Prompona, Kandylis, et al., 2012 | Prompona, Kandylis, et al., 2012 | Yongsheng, Hua, et al., 2008 | Narain, Galvao, et al., 2007 | Vinogradov, 2004 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
| Column type | Capillary |
|---|---|
| Active phase | HP-Innowax FSC |
| Column length (m) | 60. |
| Carrier gas | He |
| Substrate | |
| Column diameter (mm) | 0.25 |
| Phase thickness (μm) | 0.25 |
| Program | 60C(10min) => 4C/min => 220C(10min) => 1C/min => 240C |
| I | 2467. |
| Reference | Erdemoglu, Sener, et al., 2003 |
| Comment | MSDC-RI |
References
Go To: Top, Normal alkane RI, polar column, custom temperature program, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Prompona, Kandylis, et al., 2012
Prompona, K.-D.; Kandylis, P.; Tsakiris, A.; Kanellaki, M.; Kourkoutas, Y.,
Application of alternative technologies for elimination of artificial colorings in alcoholic beverages produced by Citrus medica and potential impact on human health,
Food Nutrition Sci., 2012, 3, 07, 959-969, https://doi.org/10.4236/fns.2012.37127
. [all data]
Yongsheng, Hua, et al., 2008
Yongsheng, T.; Hua, L.; Hua, W.; Li, Z.,
Volatile composition of young Cabernet Savignon red wine from Changli Counti (China),
J. Food Composition and Analysis, 2008, 21, 8, 689-694, https://doi.org/10.1016/j.jfca.2008.05.007
. [all data]
Narain, Galvao, et al., 2007
Narain, N.; Galvao, M. deS.; Ferreira, D.DaS.; Navarro, D.M.A.F.,
Flavor biogeneration in Mangaba (Hancornia speciosa Gomes) fruit,
BioEng. Campinas, 2007, 1, 1, 25-31. [all data]
Vinogradov, 2004
Vinogradov, B.A.,
Production, composition, properties and application of essential oils, 2004, retrieved from http://viness.narod.ru. [all data]
Erdemoglu, Sener, et al., 2003
Erdemoglu, N.; Sener, B.; Demirci, B.; Baser, K.H.C.,
The glycosidically bound volatile compounds of Taxus baccata,
Chem. Nat. Compd. (Engl. Transl.), 2003, 39, 2, 195-198, https://doi.org/10.1023/A:1024870031960
. [all data]
Notes
Go To: Top, Normal alkane RI, polar column, custom temperature program, References
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