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| CAS号 : | 623-15-4 |
精确质量 : | 136.05200 |
| 分子式 : | C8H8O2 |
logP : | 1.88180 |
| 分子量 : | 136.14800 |
PSA : | 30.21000 |
4-(2-呋喃基)-3-丁烯-2-酮 | |
4-(2-Furyl)-3-buten-2-one | |
623-15-4 | |
C8H8O2 | |
136.14800 | |
30.21000 | |
1.88180 | |
136.05200 |
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n20/D 1.565(lit.)
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微红的结晶粉末
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220 °F
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112-115°C 10mm
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34-41 °C(lit.)
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1.073g/cm3
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0.0786mmHg at 25°C
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Flammable. Incompatible with strong oxidizing agents.
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EM9939000
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3
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S37/39; S26
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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: |
1.制法:
于装有搅拌器、温度计的反应瓶中,加入新蒸馏过渡糠醛 |