对香豆酸
对香豆酸(英語:或称为4-羟基肉桂酸)是一种羟基肉桂酸,其羟基在苯环上位置不同而形成的同分异构体包括邻香豆酸(o-Coumaric acid)和间香豆酸(m-Coumaric acid),对香豆酸是三者中在自然界分布最多的。对香豆酸可根据碳碳双键的构象不同分为顺反两种异构体。
| p-Coumaric acid | |
|---|---|
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| IUPAC名 (2E)-3-(4-Hydroxyphenyl)prop-2-enoic acid | |
| 别名 | (E)-3-(4-Hydroxyphenyl)-2-propenoic acid (E)-3-(4-Hydroxyphenyl)acrylic acid para-Coumaric acid 4-Hydroxycinnamic acid β-(4-Hydroxyphenyl)acrylic acid |
| 识别 | |
| CAS号 | 501-98-4 |
| PubChem | 637542 |
| ChemSpider | 553148 |
| SMILES |
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| InChI |
|
| Beilstein | 2207383 |
| Gmelin | 2245630 |
| EINECS | 231-000-0 |
| ChEBI | 32374 |
| DrugBank | DB04066 |
| KEGG | C00811 |
| IUPHAR配体 | 5787 |
| 性质 | |
| 化学式 | C9H8O3 |
| 摩尔质量 | 164.16 g·mol−1 |
| 熔点 | 214 °C(487 K)(分解)[1] |
| 危险性 | |
GHS危险性符号![]() ![]() ![]() | |
| GHS提示词 | Danger |
| H-术语 | H301, H302, H311, H314, H315, H317, H319, H335 |
| P-术语 | P260, P261, P264, P270, P271, P272, P280, P301+310, P301+312, P301+330+331, P302+352, P303+361+353, P304+340, P305+351+338 |
| 若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。 | |
对香豆酸常温常压下为白色结晶状固体,微溶于水,易溶于乙醇和乙醚,可在闭苞买麻藤(学名:Gnetum cleistostachyum)中发现[2]。
参考文献
- "PhysProp" data were obtained from Syracuse Research Corporation of Syracuse, New York (US). Retrieved from SciFindern. [2021-02-01].
- Yao CS, Lin M, Liu X, Wang YH. . Journal of Asian Natural Products Research. April 2005, 7 (2): 131–7. PMID 15621615. doi:10.1080/10286020310001625102.
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