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| CAS号 : | 24545-86-6 |
精确质量 : | 422.03900 |
| 分子式 : | C20H10N2O9 |
logP : | 4.52860 |
| 分子量 : | 422.30100 |
PSA : | 167.63000 |
4 ,5-二硝基荧光素 | |
3',6'-dihydroxy-4',5'-dinitrospiro[2-benzofuran-3,9'-xanthene]-1-one | |
24545-86-6 | |
C20H10N2O9 | |
422.30100 | |
167.63000 | |
4.52860 | |
422.03900 |
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1.821
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349.5ºC
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654.2ºC at 760 mmHg
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185ºC
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1.83g/cm3
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1.02E-17mmHg at 25°C
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S26-S36
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R36/37/38
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2932999099
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2933990090
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2933990090. 其他仅含氮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% | |
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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