Undecylic acid (systematically named undecanoic acid) is a carboxylic acid with chemical formula CH3(CH2)9COOH. It is often used as an antifungal agent, to treat ringworm and athlete's foot, for example.[1] Like decanoic acid, it has a distinctive, unpleasant odor.
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| Names | |
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| IUPAC name
Undecanoic acid
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| Other names
Hendecanoic acid
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| Identifiers | |
3D model (JSmol)
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| ChEBI | |
| ChEMBL | |
| ChemSpider | |
| ECHA InfoCard | 100.003.604 |
| EC Number |
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| KEGG | |
PubChem CID
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| UNII | |
CompTox Dashboard (EPA)
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| Properties | |
| C11H22O2 | |
| Molar mass | 186.29 g/mol |
| Appearance | Colourless crystals |
| Density | 0.89 g/cm3 |
| Melting point | 28.6 °C (83.5 °F; 301.8 K) |
| Boiling point | 284 °C (543 °F; 557 K) |
| Viscosity | mPa·s |
| Structure | |
| D | |
| Hazards | |
| Occupational safety and health (OHS/OSH): | |
Main hazards
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Corrosive |
| GHS labelling: | |
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| Warning | |
| H315, H319, H335 | |
| P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, P501 | |
| NFPA 704 (fire diamond) | |
| Flash point | 113 °C (235 °F; 386 K) |
| Related compounds | |
Related fatty acids
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Decanoic acid, Lauric acid |
Related compounds
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Undecanol |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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See also
editReferences
edit- ^ Voicu, Raluca; Boukherroub, Rabah; Bartzoka, Vasiliki; Ward, Tim; Wojtyk, James T. C.; Wayner, Danial D. M. (2004-12-21). "Formation, characterization, and chemistry of undecanoic acid-terminated silicon surfaces: patterning and immobilization of DNA". Langmuir: The ACS Journal of Surfaces and Colloids. 20 (26): 11713–11720. doi:10.1021/la047886v. ISSN 0743-7463. PMID 15595802.
External links
edit
The dictionary definition of undecylic acid at Wiktionary
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