英文名 | 2,3,5,6-tetraphenylpyran-4-one |
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英文别名 |
4H-Pyran-4-one,2,3,5,6-tetraphenyl
2,3,5,6-tetraphenyl-pyran-4-one 2,3,5,6-Tetraphenyl-4-pyron 2,3,5,6-Tetraphenyl-4H-pyran-4-one |
分子式 | C29H20O2 |
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分子量 | 400.46800 |
精确质量 | 400.14600 |
PSA | 30.21000 |
LogP | 7.30780 |
海关编码 | 2932999099 |
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~% 14174-27-7 |
文献:Yates; Weisbach Journal of the American Chemical Society, 1963 , vol. 85, p. 2943,2948 Chemistry and Industry (London, United Kingdom), 1957 , p. 1482 Full Text Show Details Yates; Weisbach Chemistry and Industry (London, United Kingdom), 1957 , p. 1482 Journal of the American Chemical Society, 1963 , vol. 85, p. 2943,2949 |
~% 14174-27-7 |
文献:v. Mikusch Angewandte Chemie, 1959 , vol. 71, p. 311 |
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% |