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| CAS号 : | 21285-46-1 |
精确质量 : | 243.87300 |
| 分子式 : | C4H6Br2O2 |
logP : | 0.97240 |
| 分子量 : | 245.89700 |
PSA : | 40.46000 |
2,3-二溴丁烯-1,4-二醇 | |
TRANS-2,3-DIBROMO-2-BUTENE-1,4-DIOL | |
21285-46-1 | |
C4H6Br2O2 | |
245.89700 | |
40.46000 | |
0.97240 | |
243.87300 |
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1.63
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146.2ºC
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318.1ºC
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112-114ºC
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2.252 g/cm3
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3.07E-05mmHg at 25°C
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S26-S36
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Xi
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R36/37/38
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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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