中文名 | 4',5'-二氯荧光素 |
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英文名 | 4.5-Dichlorofluorescein |
中文别名 |
4.5-二氯荧光黄
4.5-二氯-3.6-荧烷二醇 4.5-二氯荧光素 4,5-二氯萤光素 |
英文别名 |
4',5'-Dichloro-3',6'-dihydroxy-3H-spiro[2-benzofuran-1,9'-xanthen]-3-one
Spiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one, 4',5'-dichloro-3',6'-dihydroxy- 4,5-dichloro-2-triphenoxymethyl-1H-imidazole 4',5'-Dichlorofluorescein Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 4',5'-dichloro-3',6'-dihydroxy- 4',5'-dichloro-3',6'-dihydroxyspiro[isobenzofuran-1(3h),9'-[9h]xanthen]-3-one 4,5-dichloro-2-triphenoxymethyl-imidazole 4',5'-dichloro-3',6'-dihydroxyspiro[isobenzofuran-1[3H]-9'-[9H]-xanthene]-3-one |
密度 | 1.8±0.1 g/cm3 |
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沸点 | 633.9±55.0 °C at 760 mmHg |
分子式 | C20H10Cl2O5 |
分子量 | 401.196 |
闪点 | 337.2±31.5 °C |
精确质量 | 399.990540 |
PSA | 75.99000 |
LogP | 3.66 |
外观性状 | 桔黄色粉末 |
蒸汽压 | 0.0±1.9 mmHg at 25°C |
折射率 | 1.797 |
储存条件 | 2-8℃,干燥 |
海关编码 | 2932999099 |
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~% 2320-96-9 |
文献:Ohno; Mori Ann. Pr. Gifu Coll. Pharm.Chem.Abstr., 1960 , # 10 p. 60,64 Ann. Pr. Gifu Coll. Pharm.Chem.Abstr., 1961 , p. 12393 Full Text Show Details Milligan; Hope Journal of the American Chemical Society, 1945 , vol. 67, p. 1507 |
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% |