2H-1-Benzopyran-2-one,5,7-dimethyl-
2H-1-Benzopyran-2-one,5,7-dimethyl-结构式
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常用名 | 2H-1-Benzopyran-2-one,5,7-dimethyl- | 英文名 | 2H-1-Benzopyran-2-one,5,7-dimethyl- |
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| CAS号 | 14002-99-4 | 分子量 | 174.19600 | |
| 密度 | 1.164g/cm3 | 沸点 | 325.7ºC at 760mmHg | |
| 分子式 | C11H10O2 | 熔点 | N/A | |
| MSDS | N/A | 闪点 | 134.4ºC |
| 英文名 | 5,7-dimethylchromen-2-one |
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| 英文别名 | 更多 |
| 密度 | 1.164g/cm3 |
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| 沸点 | 325.7ºC at 760mmHg |
| 分子式 | C11H10O2 |
| 分子量 | 174.19600 |
| 闪点 | 134.4ºC |
| 精确质量 | 174.06800 |
| PSA | 30.21000 |
| LogP | 2.40980 |
| 蒸汽压 | 0.000226mmHg at 25°C |
| 折射率 | 1.574 |
| 海关编码 | 2932209090 |
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~86%
2H-1-Benzopyran... 14002-99-4 |
| 文献：Kutubi, Shahajahan; Hashimoto, Takuya; Kitamura, Tsugio Synthesis, 2011 , # 8 art. no. F16111SS, p. 1283 - 1289 |
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~68%
2H-1-Benzopyran... 14002-99-4 |
| 文献：Sharma, Upendra; Naveen, Togati; Maji, Arun; Manna, Srimanta; Maiti, Debabrata Angewandte Chemie - International Edition, 2013 , vol. 52, # 48 p. 12669 - 12673 Angew. Chem., 2013 , vol. 125, # 48 p. 12901 - 12905 |
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~73%
2H-1-Benzopyran... 14002-99-4 |
| 文献：Bratulescu, George Synthesis, 2008 , # 18 art. no. Z23607SS, p. 2871 - 2873 |
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~%
2H-1-Benzopyran... 14002-99-4 |
| 文献：Costa, Ana M. B. S. R. C. S.; Dean, Francis M.; Jones, Michael A.; Smith, Dennis A.; Varma, Rajender S. Journal of the Chemical Society, Chemical Communications, 1980 , # 24 p. 1224 - 1226 |
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~%
2H-1-Benzopyran... 14002-99-4 |
| 文献：Costa, Ana M. B. S. R. C. S.; Dean, Francis M.; Jones, Michael A.; Varma, Rajender S. Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1985 , p. 799 - 808 |
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~0%
2H-1-Benzopyran... 14002-99-4 |
| 文献：Chenault, Jacques; Dupin, Jean-Francois E. Heterocycles, 1983 , vol. 20, # 3 p. 437 - 443 |
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~%
2H-1-Benzopyran... 14002-99-4 |
| 文献：Liao, Yuan; Wang, Binghe Bioorganic and Medicinal Chemistry Letters, 1999 , vol. 9, # 13 p. 1795 - 1800 |
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~%
2H-1-Benzopyran... 14002-99-4 |
| 文献：Liao; Hendrata; Sung Yong Bae; Wang Chemical and Pharmaceutical Bulletin, 2000 , vol. 48, # 8 p. 1138 - 1147 |
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~%
2H-1-Benzopyran... 14002-99-4 |
| 文献：Liao; Hendrata; Sung Yong Bae; Wang Chemical and Pharmaceutical Bulletin, 2000 , vol. 48, # 8 p. 1138 - 1147 |
![2-[(Z)-2-(benzylmethylcarbamoyl)vinyl]-3,5-dimethylphenyl acetate结构式](https://image.chemsrc.com/caspic/027/300767-04-8.png)
| 2H-1-Benzopyran-2-one,5,7-dimethyl-上游产品 9 | |
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| 2H-1-Benzopyran-2-one,5,7-dimethyl-下游产品 0 | |
| 海关编码 | 2932209090 |
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| 中文概述 | 2932209090. 其他内酯. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0% |
| 申报要素 | 品名, 成分含量, 用途 |
| Summary | 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
| 5,7-Dimethylcoumarin |
| 5,7-dimethyl-2H-chromen-2-one |
| 5,7-dimethyl-2H-1-benzopyran-2-one |
