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| CAS号 : | 563-76-8 |
精确质量 : | 213.86300 |
| 分子式 : | C3H4Br2O |
logP : | 1.69130 |
| 分子量 : | 215.87100 |
PSA : | 17.07000 |
2-溴丙酰溴 | |
2-Bromopropionyl bromide | |
563-76-8 | |
C3H4Br2O | |
215.87100 | |
17.07000 | |
1.69130 | |
213.86300 |
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n20/D 1.518(lit.)
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7.5 (vs air)
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淡黄色透明液体
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>230 °F
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48-50 °C10 mm Hg(lit.)
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2.061 g/mL at 25 °C(lit.)
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1.3 mm Hg ( 20 °C)
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3
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8
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S26-S36/37/39-S45
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II
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UN 3265 8/PG 2
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C
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R22; R34
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2915900090
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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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<p>由丙酸溴化而得。将丙酸和赤磷加入反应锅内,在60℃滴加溴素,约3h加完,升温至100-120℃,保温反应6h。冷却,过滤,滤液常压分馏,154℃以前的馏分为低沸物,稍冷,减压收集高沸点馏分直至蒸不出为止,得2-溴丙酰溴</p> | |
<p>用作医药、农药中间体。</p> |