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| CAS号 : | 1192-30-9 |
精确质量 : | 163.98400 |
| 分子式 : | C5H9BrO |
logP : | 1.56030 |
| 分子量 : | 165.02800 |
PSA : | 9.23000 |
2-溴甲基四氢呋喃 | |
Tetrahydrofurfuryl Bromide | |
1192-30-9 | |
C5H9BrO | |
165.02800 | |
9.23000 | |
1.56030 | |
163.98400 |
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1.4853-1.4873
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淡黄色至无色透明液体
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63 °C
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170-171 °C (755 mmHg)
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1.45
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1.16mmHg at 25°C
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Stable under normal temperatures and pressures.
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Refrigerator
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LU6000000
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S24/25
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1993
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Xi
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R36/37/38
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2932190090
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品名, 成分含量, 用途 |
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2932190090 其他结构上有非稠合呋喃环化合物. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:6.5% 普通关税:20.0% |
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2932190090 other compounds containing an unfused furan ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0% |
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2932190090. Other Compounds containing an unfused furan ring (whether or not hydrogenated) in the structure. General tariff: |
由四氢呋喃甲醇溴化而得。将苯和三溴化磷加入反应锅,搅拌冷却至0℃左右,均匀滴加四氢呋喃甲醇和吡啶的混合液,滴加完毕,搅拌1h,升温至20℃搅拌1h。放置过夜,减压蒸馏,收集55-130℃(2.67kPa)馏分,得四氢呋喃甲基溴。 | |
本品主要可作医药中间体。 |
