7-HYDROXY-2,2,8-TRIMETHYL-2,3-DIHYDRO-4H-CHROMEN-4-ONE结构式
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常用名 | 7-HYDROXY-2,2,8-TRIMETHYL-2,3-DIHYDRO-4H-CHROMEN-4-ONE | 英文名 | 7-HYDROXY-2,2,8-TRIMETHYL-2,3-DIHYDRO-4H-CHROMEN-4-ONE |
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CAS号 | 50544-72-4 | 分子量 | 206.23800 | |
密度 | 1.165 g/cm3 | 沸点 | 369.2ºC at 760 mmHg | |
分子式 | C12H14O3 | 熔点 | 181ºC | |
MSDS | N/A | 闪点 | 144.4ºC |
英文名 | 7-hydroxy-2,2,8-trimethyl-3H-chromen-4-one |
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英文别名 | 更多 |
密度 | 1.165 g/cm3 |
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沸点 | 369.2ºC at 760 mmHg |
熔点 | 181ºC |
分子式 | C12H14O3 |
分子量 | 206.23800 |
闪点 | 144.4ºC |
精确质量 | 206.09400 |
PSA | 46.53000 |
LogP | 2.44440 |
折射率 | 1.547 |
危害码 (欧洲) | Xi |
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风险声明 (欧洲) | R36/37/38 |
安全声明 (欧洲) | 26-36/37/39 |
海关编码 | 2932999099 |
~95% 7-HYDROXY-2,2,8... 50544-72-4 |
文献:Timar, Tibor; Hosztafi, Sandor; Jaszberenyi, J. Csaba Acta Chimica Hungarica, 1988 , vol. 125, # 4 p. 617 - 630 |
~80% 7-HYDROXY-2,2,8... 50544-72-4 |
文献:Timar, Tibor; Hosztafi, Sandor; Jaszberenyi, J. Csaba Acta Chimica Hungarica, 1988 , vol. 125, # 4 p. 617 - 630 |
~% 7-HYDROXY-2,2,8... 50544-72-4 |
文献:Timar, Tibor; Hosztafi, Sandor; Jaszberenyi, J. Csaba Acta Chimica Hungarica, 1988 , vol. 125, # 4 p. 617 - 630 |
~% 7-HYDROXY-2,2,8... 50544-72-4 |
文献:Timar, Tibor; Hosztafi, Sandor; Jaszberenyi, J. Csaba Acta Chimica Hungarica, 1988 , vol. 125, # 4 p. 617 - 630 |
海关编码 | 2932999099 |
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中文概述 | 2932999099. 其他仅含氧杂原子的杂环化合物. 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 | 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
2,2,8-trimethyl-7-hydroxychromanone |
2,3-dihydro-7-hydroxy-2,2,8-trimethyl-4H-benzopyran-4-one |
7-Hydroxy-2,2,8-trimethyl-4-chromanone |
7-HYDROXY-2,2,8-TRIMETHYL-2,3-DIHYDRO-4H-CHROMEN-4-ONE |
7-hydroxy-2,2,8-trimethyl-2,3-dihydro-4H-benzopyran-4-one |
7-Hydroxy-2,2,8-trimethylchroman-4-one |