1-nonadecanol
Structural formula | ||||||||||||||||
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General | ||||||||||||||||
Surname | 1-nonadecanol | |||||||||||||||
other names |
Nonadecan-1-ol |
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Molecular formula | C 19 H 40 O | |||||||||||||||
Brief description |
white solid |
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External identifiers / databases | ||||||||||||||||
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properties | ||||||||||||||||
Molar mass | 284.52 g mol −1 | |||||||||||||||
Physical state |
firmly |
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Melting point |
60-61 ° C |
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boiling point |
345 ° C |
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solubility |
soluble in ether and acetone |
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Refractive index |
1.4328 (20 ° C) |
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safety instructions | ||||||||||||||||
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As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . Refractive index: Na-D line , 20 ° C |
1-Nonadecanol is a chemical compound from the group of alkanols .
Occurrence
1-Nonadecanol occurs naturally in the essential oil of Heracleum thomsonii , in tobacco smoke, and in Crotalaria incana .
Extraction and presentation
1-Nonadecanol can be obtained from stearic acid by the Arndt-Eistert reaction .
properties
1-Nonadecanol is a white solid that is soluble in ether and acetone. At room temperature it has a monoclinic crystal structure with the space group P 2 1 / c (space group no. 14) . At higher temperatures this changes into a shape with the space group C 2 / m (space group no. 12) .
Individual evidence
- ↑ a b c d e f Data sheet 1-Nonadecanol, 99% from Sigma-Aldrich , accessed on August 17, 2018 ( PDF ).
- ↑ a b c d David R. Lide: CRC Handbook of Chemistry and Physics A Ready-reference Book of Chemical and Physical Data . CRC Press, 1995, ISBN 978-0-8493-0595-5 ( limited preview in Google Book Search).
- ↑ Shailja Guleria, Rikki Saini, Vikas Jaitak, VK Kaul, Brij Lal, Praveen Rahi, Arvind Gulati, Bikram Singh: Composition and antimicrobial activity of the essential oil of (Clarke) from the cold desert of the western Himalayas. In: Natural Product Research. 25, 2011, p. 1250, doi : 10.1080 / 14786419.2011.557375 .
- ↑ Alan Rodgman, Thomas A. Perfetti: The Chemical Components of Tobacco and Tobacco Smoke, Second Edition . CRC Press, 2013, ISBN 978-1-4665-1548-2 , pp. 2118 ( limited preview in Google Book search).
- ↑ Anza, Mathewos & Worku, Feleke & Libsu, Solomon & Mamo, Fikre & Endale, Milkyas. (2015). Phytochemistry and antibacterial activity of Crotalaria incana extracts | Journal of Pharmacy & Pharmacognosy Research , accessed August 17, 2018.
- ↑ Akira Watanabe: Synthesis and Physical Properties of Normal Higher Alcohols. I. Synthesis of Normal Higher Primary Alcohols of Odd Carbon Numbers from Undecanol to Pentacosanol. In: Bulletin of the Chemical Society of Japan. 32, 1959, p. 1295, doi : 10.1246 / bcsj.32.1295 .
- ↑ L. Ventolà, M. Ramírez, T. Calvet, X. Solans, MA Cuevas-Diarte, P. Negrier, D. Mondieig, JC van Miltenburg, HAJ Oonk: Polymorphism of n-Alkanols: 1-Heptadecanol, 1-Octadecanol , 1-nonadecanol, and 1-eicosanol. In: Chemistry of Materials. 14, 2002, p. 508, doi : 10.1021 / cm011010h .