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| CAS号 : | 107-91-5 |
精确质量 : | 84.03240 |
| 分子式 : | C3H4N2O |
logP : | 0.08568 |
| 分子量 : | 84.07670 |
PSA : | 66.88000 |
氰乙酰胺 | |
2-Cyanoacetamide | |
107-91-5 | |
C3H4N2O | |
84.07670 | |
66.88000 | |
0.08568 | |
84.03240 |
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1.43 (20ºC)
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白色至淡奶油色结晶粉末
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419 °F
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351.2ºC at 760 mmHg
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119-121 °C(lit.)
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soluble
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1,4 g/cm3
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Stable under normal temperatures and pressures.
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Do not store in direct sunlight. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Open Periodically
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AB5950000
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2
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S22-S26-S28A
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III
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UN 3439 6.1/PG 3
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2926909090
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Xn
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R20/21/22
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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% |
可由氰乙酸乙酯与氨作用制得。将氰乙酸乙酯冷却至200℃以下，加入浓氨水进行反应，得混合物由浊变清，在冷水中冷却20分钟后析出沉淀，经过滤、甩干后得粗品，然后将氰乙酰胺粗品加入沸腾的乙醇中，待其溶解后，再加入少量活性炭脱色精制，过滤，滤液冷却析出沉淀，经甩干后于80-100℃下干燥制得氰乙酰胺精品。 | |
用作医药、染料及电镀液中间体。 |
