Names | |
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Preferred IUPAC name
Heptanoic acid | |
Other names
Enthanoic acid; Enthanylic acid; Heptoic acid; Heptylic acid; Oenanthic acid; Oenanthylic acid; 1-Hexanecarboxylic acid; C7:0 (lipid numbers)
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Identifiers | |
3D model (JSmol)
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ChEBI | |
ChEMBL | |
ChemSpider | |
DrugBank | |
ECHA InfoCard | 100.003.490 |
KEGG | |
PubChem CID
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UNII | |
CompTox Dashboard (EPA)
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Properties | |
C7H14O2 | |
Molar mass | 130.187 g·mol−1 |
Appearance | colorless oily liquid |
Density | 0.9181 g/cm3 (20 °C) |
Melting point | −7.5 °C (18.5 °F; 265.6 K) |
Boiling point | 223 °C (433 °F; 496 K) |
0.2419 g/100 mL (15 °C) | |
−88.60·10−6 cm3/mol | |
Hazards | |
NFPA 704 (fire diamond) | |
Lethal dose or concentration (LD, LC): | |
LD50 (median dose)
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6400 mg/kg (oral, rat) |
Related compounds | |
Related compounds
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Hexanoic acid, Octanoic acid |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Enanthic acid, also called heptanoic acid, is an organic compound composed of a seven-carbon chain terminating in a carboxylic acid functional group. It is a colorless oily liquid with an unpleasant, rancid odor.[1] It contributes to the odor of some rancid oils. It is slightly soluble in water, but very soluble in ethanol and ether. Salts and esters of enanthic acid are called enanthates or heptanoates.
Its name derives from the Latin oenanthe which is in turn derived from the Ancient Greek oinos "wine" and anthos "blossom."