中文名 | 5H-1,6-二氧杂苯并[c]菲咯烷-2-酮 |
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英文名 | 2H,5H-Naphtho[2,1-b]pyrano[2,3-d]pyran-2-one |
英文别名 |
5H-1,6-Dioxa-benzo[c]phenanthren-2-one
6-Oxa-5,6-dihydrophenanthro<4,3-b>pyran-2-one |
分子式 | C16H10O3 |
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分子量 | 250.24900 |
精确质量 | 250.06300 |
PSA | 39.44000 |
LogP | 3.35240 |
海关编码 | 2932999099 |
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~74% 143034-67-7 |
文献:Sami; Kar; Ray Tetrahedron, 1992 , vol. 48, # 24 p. 5199 - 5208 |
~% 143034-67-7 |
文献:Sami; Kar; Ray Tetrahedron, 1992 , vol. 48, # 24 p. 5199 - 5208 |
~% 143034-67-7 |
文献:Sami; Kar; Ray Tetrahedron, 1992 , vol. 48, # 24 p. 5199 - 5208 |
~5% 143034-67-7 |
文献:Sami; Kar; Ray Tetrahedron, 1992 , vol. 48, # 24 p. 5199 - 5208 |
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% |