苯丙酸
苯丙酸(英語:或 hydrocinnamic acid)是一种分子式为C9H10O2的带芳香基团的羧酸,属于苯丙素类,是一种白色晶体,带有甜味,常温下有花香,在化妆品、食品和制药上有广泛应用。[5]
苯丙酸 | |
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IUPAC名 3-Phenylpropanoic acid | |
别名 | Phenylpropionic acid, Benzenepropanoic Acid, β-Phenylpropionic Acid, Benzylacetic Acid, Dihydrocinnamic Acid, β-Phenylpropanoic Acid[1] |
识别 | |
CAS号 | 501-52-0 |
PubChem | 107 |
ChemSpider | 10181339 |
SMILES |
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ChEBI | 28631 |
性质 | |
化学式 | C9H10O2 |
摩尔质量 | 150.177 g/mol[2] g·mol⁻¹ |
外观 | White crystalline solid; faint, sweet, somewhat balsmaic and coumarian-like odor[3] |
密度 | 1.126 g/cm3 |
熔点 | 47-50 °C(320-323 K) |
沸点 | 280 °C(553 K) |
溶解性(水) | 5.9 g/L |
log P | 1.839[3] |
pKa | 4.66 (H2O)[4] |
若非注明,所有数据均出自一般条件(25 ℃,100 kPa)下。 |
参考文献
- . National Institute of Standards and Technology. [16 November 2012].
- . R&D Chemicals. [10 October 2012].
- . Chem Spider. [19 October 2012].
- Haynes, William M. (编). 97th. CRC Press. 2016: 5–89. ISBN 978-1498754286.
- S. M. Korneev "Hydrocinnamic Acids: Application and Strategy of Synthesis" Synthesis 2013, volume 45(8), pages 1000-1015. doi:10.1055/s-0032-1318475
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