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| CAS号 : | 99-81-0 |
精确质量 : | 242.95300 |
| 分子式 : | C8H6BrNO3 |
logP : | 2.69560 |
| 分子量 : | 244.04200 |
PSA : | 62.89000 |
2-溴-4'-硝基苯乙酮 | |
2-Bromo-4'-nitroacetophenone | |
99-81-0 | |
C8H6BrNO3 | |
244.04200 | |
62.89000 | |
2.69560 | |
242.95300 |
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1.609
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金色粉末
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150.5ºC
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325.2ºC at 760 mmHg
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94-99 °C(lit.)
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1.671g/cm3
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Stable at room temperature in closed containers under normal storage and handling conditions.
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Keep away from sources of ignition. Store in a cool, dry place. Keep container closed when not in use. Corrosives area.
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8
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3
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S26-S36/37/39-S45
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III
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UN 3261 8/PG 2
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C
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R34
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2914700090
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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% |
用对硝基苯乙酮经溴化制得,反应式为: 将溶剂氯苯及对硝基苯乙酮加入反应釜,18℃下滴加少量溴,有溴化氢放出时反应已启动,控制温度在26~28℃滴加溴素,滴完后反应1小时,升温以赶出HBr,后处理即得本品。 | |
修饰α-胰凝乳蛋白酶中的甲硫氨酸残渣。用作有机合成原料和医药中间体等。 |
