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| CAS号 : | 1187-58-2 |
精确质量 : | 87.06840 |
| 分子式 : | C4H9NO |
logP : | 0.53330 |
| 分子量 : | 87.12040 |
PSA : | 29.10000 |
N-甲基丙酰胺 | |
N-methylpropanamide | |
1187-58-2 | |
C4H9NO | |
87.12040 | |
29.10000 | |
0.53330 | |
87.06840 |
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透明无色液体
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n20/D 1.436(lit.)
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Stable under normal temperatures and pressures.
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222 °F
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0.13mmHg at 25°C
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Store in a cool, dry place. Keep container closed when not in use.
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−43 °C(lit.)
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0.931 g/mL at 25 °C(lit.)
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146 °C90 mm Hg(lit.)
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2924199090
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3
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R36/37/38
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S26-S36
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UE4515000
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Xi
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品名, 成分含量, 用途, 包装 |
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2924199090. 其他无环酰胺（包括无环氨基甲酸酯)(包括其衍生物及盐）. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:30.0% |
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2924199090. other acyclic amides (including acyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |
精制方法于N-甲基丙酰胺中加入氧化钙进行蒸馏。或与二甲苯进行共沸蒸馏，以除去水分和丙酸。再于减压下（0.67KPa）分馏精制。 | |
用作溶剂。 |
