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![2',3',6',7'-四羟基螺[2-苯并呋喃-3,9'-氧杂蒽]-1-酮结构式](https://www.chemicalbook.com/CAS/GIF/2320-44-7.gif)
| CAS号 : | 2320-44-7 |
精确质量 : | 364.05800 |
| 分子式 : | C20H12O7 |
logP : | 3.07700 |
| 分子量 : | 364.30500 |
PSA : | 116.45000 |
2',3',6',7'-四羟基螺[2-苯并呋喃-3,9'-氧杂蒽]-1-酮 | |
2',3',6',7'-tetrahydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one | |
2320-44-7 | |
C20H12O7 | |
364.30500 | |
116.45000 | |
3.07700 | |
364.05800 |
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1.865
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274.9ºC
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1.1E-22mmHg at 25°C
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1.81g/cm3
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740.7ºC at 760 mmHg
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2932999099
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品名, 成分含量, 用途 |
|
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% |
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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% |
