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| CAS号 : | 124-26-5 |
精确质量 : | 283.28800 |
| 分子式 : | C18H37NO |
logP : | 6.43350 |
| 分子量 : | 283.49200 |
PSA : | 43.09000 |
硬脂酰胺 | |
octadecanamide | |
124-26-5 | |
C18H37NO | |
283.49200 | |
43.09000 | |
6.43350 | |
283.28800 |
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1.432-1.434
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淡黄色颗粒
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207.5ºC
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250-251 °C12 mm Hg(lit.)
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98-102 °C(lit.)
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0.868 g/cm3
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7.11E-07mmHg at 25°C
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Stable under normal temperatures and pressures.
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Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
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RG0182000
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1
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S22-S24/25
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2924199090
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2933990090
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2933990090. 其他仅含氮杂原子的杂环化合物. 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:20.0% | |
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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<p>1.将<br>1 mol硬脂酸投入反应釜加热熔融。在搅拌下继续升温至20<br>0 ℃,开始通入氨气。氨气从釜底通入,加快搅拌速度,加强气态与液态的接触。副产物水和未反应的氨气通过冷凝系统进入回收装置。当通入氨气相当硬脂酸质量份数的2倍时,取气样检验,如果气体中不再含有水,反应到终点。停止通氨,趁热出料加工成型。用乙醇溶解后加入活性炭脱色,趁热过滤,冷却结晶,水洗晶体,干燥即为纯品。 </p> | |
<p>可用于柔版和凹印油墨和纸张涂料,提供良好的防粘连性能以及改善爽滑性能。</p> |