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| CAS号 : | 3141-27-3 |
精确质量 : | 239.82400 |
| 分子式 : | C4H2Br2S |
logP : | 3.27310 |
| 分子量 : | 241.93200 |
PSA : | 28.24000 |
2,5-二溴噻吩 | |
2,5-Dibromothiophene | |
3141-27-3 | |
C4H2Br2S | |
241.93200 | |
28.24000 | |
3.27310 | |
239.82400 |
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淡黄色液体
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1.627-1.63
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Stable at room temperature in closed containers under normal storage and handling conditions.
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99 °C
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0-6ºC
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-6 °C
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2.14
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practically insoluble
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211 °C
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GHS07 | |
警告 | |
H315; H319; H335 | |
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II
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6.1
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2934999090
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UN2810
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R20/21; R28; R36/37/38; R43; R68
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S45-S36/37/39-S28A-S26-S36
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T+
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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: |
1、 有机合成 |
