Octadecanoic acid
- Formula: C18H36O2
- Molecular weight: 284.4772
- IUPAC Standard InChIKey: QIQXTHQIDYTFRH-UHFFFAOYSA-N
- CAS Registry Number: 57-11-4
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Stearic acid; n-Octadecanoic acid; Humko Industrene R; Hydrofol Acid 150; Hystrene S-97; Hystrene T-70; Hystrene 80; Industrene R; Kam 1000; Kam 2000; Kam 3000; Neo-Fat 18; Neo-Fat 18-53; Neo-Fat 18-54; Neo-Fat 18-55; Neo-Fat 18-59; NAA 173; PD 185; Stearex Beads; Stearophanic acid; Steric acid; Vanicol; 1-Heptadecanecarboxylic acid; Heptadecanecarboxylic acid; Neo-fat 18-61; Pearl stearic; Century 1240; Dar-chem 14; Emersol 120; Emersol 132; Emersol 150; Formula 300; Glycon DP; Glycon TP; Glycon S-70; Glycon S-80; Glycon S-90; Groco 54; Groco 55; Groco 55L; Groco 58; Groco 59; Hy-phi 1199; Hy-phi 1205; Hy-phi 1303; Hy-phi 1401; Hydrofol acid 1655; Hydrofol acid 1855; Hydrofol 1895; Hystrene 4516; Hystrene 5016; Hystrene 7018; Hystrene 9718; Industrene 5016; Neo-Fat 18-S; Tegostearic 254; Tegostearic 255; Tegostearic 272; Cetylacetic acid; Industrene 8718; Industrene 9018; Barolub FTA; Loxiol G 20; Lunac S 20; Emersol 153; Century 1210; Century 1220; Century 1230; Emersol 6349; Hystrene 7018 FG; Hystrene 9718 NF FG; Industrene 4518; Industrene 7018 FG; n-Octadecylic acid; Pristerene 4904; Promulsin; Proviscol wax; Stearex; Tsubaki; Vis-Plus; Prifac 2918; Adeka Fatty Acid SA 910; Century 1224; Edenor C18; Hydrofol Acid 1895; Kiri stearic acid; Lunac S 40; SA 400 (fatty acid); WO 2 (fatty acid); Octadecanoic acid (stearic acid); Emersol 110 (Salt/Mix); Emery 400 (Salt/Mix)
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Normal alkane RI, non-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 | RTX-5 MS | Siloxane, 5 % Ph | Polydimethyl siloxane, 5 % phenyl | DB-5 | |
Column length (m) | 15. | 30. | |||
Carrier gas | Helium | Helium | |||
Substrate | |||||
Column diameter (mm) | 0.25 | 0.32 | |||
Phase thickness (μm) | 0.25 | ||||
Program | 35 0C (6 min) 5 0C/min -> 150 0C 10 0C/min -> 280 0C (3 min) | not specified | not specified | not specified | not specified |
I | 2161. | 2155. | 2180. | 2155. | 2200. |
Reference | Nadaf, Halimi, et al., 2012 | VOC BinBase, 2012 | Karimi, Farmany, et al., 2011 | Skogerson, Wohlgemuth, et al., 2011 | Yusuf and Bewaji, 2011 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
---|---|---|---|---|---|
Active phase | DB-1 | DB-1 | HP-1 | HP-5 | HP-5 |
Column length (m) | 30. | 60. | 25. | 30. | 30. |
Carrier gas | Helium | Helium | |||
Substrate | |||||
Column diameter (mm) | 0.25 | 0.25 | 0.32 | 0.25 | 0.25 |
Phase thickness (μm) | 0.25 | 0.25 | 0.17 | 0.25 | 0.25 |
Program | not specified | 50 0C (5 min) 3 0C/min -> 120 0C 5 0C/min -> 250 0C (3 min) 15 0C/min -> 300 0C (20 min) | not specified | 40 0C (2 min) 5 0C/min -> 80 0C 7 oC/min -> 160 0C 9 0C/min -> 200 0C 20 0C/min -> 280 0C (10 min) | not specified |
I | 2187. | 2139. | 2137. | 2162. | 2164. |
Reference | Xu, Tang, et al., 2010 | Delort and Jaquier, 2009 | Wetwiayaklung, Thavanapong, et al., 2009 | Zhao, Li, et al., 2008 | Zhao, Li, et al., 2008 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
---|---|---|---|---|---|
Active phase | HP-5MS | HP-5MS | Polydimethyl siloxane with 5 % Ph groups | HP-5 | Ultra-1 |
Column length (m) | 30. | 30. | 30. | 25. | |
Carrier gas | He | He | He | He | |
Substrate | |||||
Column diameter (mm) | 0.25 | 0.25 | 0.25 | 0.32 | |
Phase thickness (μm) | 0.25 | 0.25 | 0.25 | 0.52 | |
Program | 40C(5min) => 2C/min => 250C(15min) => 10C/min => 270C | 40C(3min) => 2C/min => 180C => 10C/min => 250C(5min) | not specified | 40C (10min) => 3C/min => 120C => 10C/min => 250C (5min) | not specified |
I | 2172. | 2180. | 2173. | 2177. | 2140. |
Reference | Formisano C., Senatore F., et al., 2006 | Alissandrakis, Kibaris, et al., 2005 | Pino, Marbot, et al., 2005 | Ansorena, Astiasarán, et al., 2000 | Richmond and Pombo-Villar, 1998 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Other |
---|---|
Active phase | Methyl Silicone |
Column length (m) | |
Carrier gas | |
Substrate | |
Column diameter (mm) | |
Phase thickness (μm) | |
Program | not specified |
I | 2174. |
Reference | Ardrey and Moffat, 1981 |
Comment | MSDC-RI |
References
Go To: Top, Normal alkane RI, non-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.
Nadaf, Halimi, et al., 2012
Nadaf, M.; Halimi, M.; Mortazavi, M.,
Identification of nonpolar chemical composition Spartium junceum flower growing in Iran by GC-MS,
Middle-East J. Sci. Res., 2012, 11, 2, 221-224. [all data]
VOC BinBase, 2012
VOC BinBase,
The volatile compound BinBase (VOC BinBase), 2012, retrieved from http://fiehnlab.ucdavis.edu/projects/VocBinBase and http://binbase.sourceforge.net. [all data]
Karimi, Farmany, et al., 2011
Karimi, H.; Farmany, A.; Noorizadeh, H.,
Prediction of linear retention index of Teucrium chamaedrys volatiles in GCxGC-TOF/MS by linear model,
World Appl. Sci. J., 2011, 15, 8, 1086-1088. [all data]
Skogerson, Wohlgemuth, et al., 2011
Skogerson, K.; Wohlgemuth, G.; Fiehn, O.,
VocBinNase, 2011, retrieved from http://fiehnlab.ucdavis.edu/projects//VocBinBase. [all data]
Yusuf and Bewaji, 2011
Yusuf, O.K.; Bewaji, C.O.,
GC-MS of volatile components of fermented wheat germ extract,
J. Cereals Oilseeds, 2011, 2, 3, 38-42. [all data]
Xu, Tang, et al., 2010
Xu, X.; Tang, Z.; Liang, Y.,
Comparative analysis of plant essential oils by GC-MS coupled with integrated chemometric resolution methods,
Anal. Methods, 2010, 2, 4, 359-367, https://doi.org/10.1039/b9ay00213h
. [all data]
Delort and Jaquier, 2009
Delort, E.; Jaquier, A.,
Novel terpenyl esters from Australian finger lime (Citrus australasica) peel extract,
Flav. Fragr. J., 2009, 24, 3, 123-132, https://doi.org/10.1002/ffj.1922
. [all data]
Wetwiayaklung, Thavanapong, et al., 2009
Wetwiayaklung, P.; Thavanapong, N.; Charoenteeraboon, J.,
Chemical constituents and antimicrobial activity os essential oil and extracts of heartwood of Aquilaria crassna obtained from water distillation and supercritical fluid carbon dioxide extraction,
Silpakorn U Sci. J., 2009, 3, 1, 25-33. [all data]
Zhao, Li, et al., 2008
Zhao, Y.; Li, J.; Xu, Y.; Duan, H.; Fan, W.; Zhao, G.,
EXtraction, preparation and identification of volatile compounds in Changyu XO brandy,
Chinese J. Chromatogr., 2008, 26, 2, 212-222, https://doi.org/10.1016/S1872-2059(08)60014-0
. [all data]
Formisano C., Senatore F., et al., 2006
Formisano C.; Senatore F.; Bruno M.; Bellone G.,
Chemical composition and antimicrobial activity of the essential oil of Phlomis ferruginea Ten. (Lamiaceae) growing wild in Southern Italy,
Flavour Fragr. J., 2006, 21, 5, 848-851, https://doi.org/10.1002/ffj.1740
. [all data]
Alissandrakis, Kibaris, et al., 2005
Alissandrakis, E.; Kibaris, A.C.; Tarantilis, P.A.; Harizanis, P.C.; Polissiou, M.,
Flavour compounds of Greek cotton honey,
J. Sci. Food Agric., 2005, 85, 9, 1444-1452, https://doi.org/10.1002/jsfa.2124
. [all data]
Pino, Marbot, et al., 2005
Pino, J.A.; Marbot, R.; Rosado, A.; Vázquez, C.,
Volatile constituents of Malay rose apple [Syzygium malaccense (L.) Merr. Perry],
Flavour Fragr. J., 2005, 20, 98-100. [all data]
Ansorena, Astiasarán, et al., 2000
Ansorena, D.; Astiasarán, I.; Bello, J.,
Influence of the simultaneous addition of the protease flavourzyme and the lipase novozyme 677BG on dry fermented sausage compounds extracted by SDE and analyzed by GC-MS,
J. Agric. Food Chem., 2000, 48, 6, 2395-2400, https://doi.org/10.1021/jf990931y
. [all data]
Richmond and Pombo-Villar, 1998
Richmond, R.; Pombo-Villar, E.,
Short communication. Use of persistent trace gas chromatography artifacts for the calculation of pseudo-Sadtler retention indices,
J. Chromatogr. A, 1998, 811, 1-2, 241-245, https://doi.org/10.1016/S0021-9673(98)00285-4
. [all data]
Ardrey and Moffat, 1981
Ardrey, R.E.; Moffat, A.C.,
Gas-liquid chromatographic retention indices of 1318 substances of toxicological interest on SE-30 or OV-1 stationary phase,
J. Chromatogr., 1981, 220, 3, 195-252, https://doi.org/10.1016/S0021-9673(00)81925-1
. [all data]
Notes
Go To: Top, Normal alkane RI, non-polar column, custom temperature program, References
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