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| CAS号 : | 2141-62-0 |
精确质量 : | 99.06840 |
| 分子式 : | C5H9NO |
logP : | 0.93658 |
| 分子量 : | 99.13110 |
PSA : | 33.02000 |
3-乙氧基丙腈 | |
3-Ethoxypropionitrile | |
2141-62-0 | |
C5H9NO | |
99.13110 | |
33.02000 | |
0.93658 | |
99.06840 |
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1.4075
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64°C
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0.894
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171°C
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2926909090
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3276
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R20/21/22
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S26; S36/37/39
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TZ4680000
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Xi
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品名, 成分含量, 用途 |
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2926909090 其他腈基化合物. 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:30.0% |
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HS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |
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2926909090. Other Nitrile-function compounds. General tariff:6.5% |
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将2-乙氧基溴乙烷的乙醇溶液,在激烈搅拌下加到氰化钠水溶液中,加毕,缓缓回流10h,然后将混合物分馏,收集95-140℃馏分,用苯提取该馏分。将苯提取液与蒸馏残留物混合,过滤,滤液蒸馏,收集169-174℃馏分,得3-乙氧基丙腈。收率52-58%。 | |
有机合成中间体。 |
