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| CAS号 : | 18791-75-8 |
精确质量 : | 189.90900 |
| 分子式 : | C5H3BrOS |
logP : | 2.32310 |
| 分子量 : | 191.04600 |
PSA : | 45.31000 |
4-溴-2-噻吩甲醛 | |
4-bromothiophene-2-carbaldehyde | |
18791-75-8 | |
C5H3BrOS | |
191.04600 | |
45.31000 | |
2.32310 | |
189.90900 |
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淡黄色至淡棕色固体
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1.652
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Stable at room temperature in closed containers under normal storage and handling conditions.
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>230 °F
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0.0359mmHg at 25°C
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2-8ºC
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44-46 °C(lit.)
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1.789g/cm3
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114-115 °C11 mm Hg(lit.)
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2934999090
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3
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R20/21/22; R36/37/38
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S22-S24/25-S36/37/39-S26
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Xn
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品名, 成分含量, 用途 |
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2934999090. 其他杂环化合物. 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% |
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2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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2934999090. Other nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds. General tariff: |
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用作药物中间体 |
