Phenylpropanoic acid
| Names | |
|---|---|
| Preferred IUPAC name
3-Phenylpropanoic acid | |
| Other names
Phenylpropionic acid, Benzenepropanoic Acid, β-Phenylpropionic Acid, Benzylacetic Acid, Dihydrocinnamic Acid, β-Phenylpropanoic Acid | |
| Identifiers | |
3D model (JSmol) |
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| ChEBI | |
| ChemSpider | |
| ECHA InfoCard | 100.007.204 |
| KEGG | |
PubChem CID |
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| UNII | |
CompTox Dashboard (EPA) |
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| Properties | |
| C9H10O2 | |
| Molar mass | 150.177 g/mol |
| Appearance | White crystalline solid; faint, sweet, somewhat balsamic and coumarin-like odor |
| Density | 1.126 g/cm3 |
| Melting point | 47 to 50 °C (117 to 122 °F; 320 to 323 K) |
| Boiling point | 280 °C (536 °F; 553 K) |
| 5.9 g/L | |
| log P | 1.839 |
| Acidity (pKa) | 4.66 (H2O) |
| Hazards | |
| Flash point | 110 °C (230 °F; 383 K) |
| Related compounds | |
Related compounds |
Benzoic acid, Phenylacetic acid, Cinnamic acid |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references | |
Phenylpropanoic acid or hydrocinnamic acid is a carboxylic acid with the formula C9H10O2 belonging to the class of phenylpropanoids. It is a white, crystalline solid with a sweet, floral scent at room temperature. Phenylpropanoic acid has a wide variety of uses including cosmetics, food additives, and pharmaceuticals.