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| Names | |
|---|---|
| IUPAC name Undecanoic acid | |
| Other names Hendecanoic acid | |
| Identifiers | |
| CAS Number | |
| 3D model (JSmol) | |
| ChEBI | |
| ChEMBL | |
| ChemSpider | |
| ECHA InfoCard | 100.003.604 
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| EC Number |
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| IUPHAR/BPS | |
| KEGG | |
| PubChem CID | |
| UNII | |
| CompTox Dashboard (EPA) | |
InChI
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SMILES
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| Properties | |
| Chemical formula | C11H22O2 |
| Molar mass | 186.29 g/mol |
| Appearance | Colourless crystals |
| Density | 0.89 g/cm |
| Melting point | 28.6 °C (83.5 °F; 301.8 K) |
| Boiling point | 284 °C (543 °F; 557 K) |
| Viscosity | mPa·s |
| Structure | |
| Dipole moment | D |
| Hazards | |
| Occupational safety and health (OHS/OSH): | |
| Main hazards | Corrosive |
| GHS labelling: | |
| Pictograms | 
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| Signal word | Warning |
| Hazard statements | H315, H319, H335 |
| Precautionary statements | 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) |
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| Flash point | 113 °C (235 °F; 386 K) |
| Related compounds | |
| Related fatty acids | Decanoic acid, Lauric acid |
| Related compounds | Undecanol |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa).
 Y verify (what is ?)
Infobox references
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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. Like decanoic acid, it has a distinctive, unpleasant odor.
See also
References
- 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
The dictionary definition of undecylic acid at Wiktionary
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