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| CAS号 : | 4595-59-9 |
精确质量 : | 157.94800 |
| 分子式 : | C4H3BrN2 |
logP : | 1.23910 |
| 分子量 : | 158.98400 |
PSA : | 25.78000 |
5-溴嘧啶 | |
5-Bromopyrimidine | |
4595-59-9 | |
C4H3BrN2 | |
158.98400 | |
25.78000 | |
1.23910 | |
157.94800 |
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1.568
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淡黄色晶体
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98ºC
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201.4ºC at 760 mmHg
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69 °C
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1.726 g/cm3
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Stable at room temperature in closed containers under normal storage and handling conditions.
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Keep Cold
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GHS07 | |
警告 | |
H315; H319; H335 | |
P261; P305 + P351 + P338 | |
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3
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S26-S36-S37/39
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Xi
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R36/38
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2933599090
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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% |
<p>其制备方法是以二溴二氢呋喃酮与甲酰胺在B2O2催化剂存在下,180～185℃反应得产品。</p> | |
<p>医药生物化工中间体。</p> |
