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| CAS号 : | 109-77-3 |
精确质量 : | 66.02180 |
| 分子式 : | C3H2N2 |
logP : | 0.42366 |
| 分子量 : | 66.06140 |
PSA : | 47.58000 |
丙二腈 | |
malononitrile | |
109-77-3 | |
C3H2N2 | |
66.06140 | |
47.58000 | |
0.42366 | |
66.02180 |
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1.4150
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固体熔化物
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库房通风低温干燥,与氧化剂、酸类、食品添加剂分开存放
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234 °F
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220 °C(lit.)
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30-32 °C(lit.)
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13.3 g/100 mL (20 ºC)
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1.049 g/mL at 25 °C(lit.)
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0.125mmHg at 25°C
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OO3150000
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6.1
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3
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S23-S27-S45-S60-S61
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II
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UN 2647 6.1/PG 2
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2926909090
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T
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R23/24/25; R50/53
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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% |
1.实验室由氰乙酰胺与三氯氧磷进行消除反应制得。将1260g(15mol)氰乙酰胺、1kg食盐和5L二氯乙烷搅拌混合15min后,加入800ml(8.75mol)三氯氧磷。随后,加热回流8h。再冷至室温,过滤。用50ml二氯乙烷洗涤滤饼。合并滤、洗液,蒸出溶剂得粗品丙二腈。将粗品减压蒸馏,收率113-118℃(3.3kPa)馏分得产品570-654g,收率57-66%。 | |
医药和农药中间体。 |
