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今天来灌水铁杆木虫 (职业作家)
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[交流]
求助翻译 （化学专业）
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1.加入能覆盖催化剂量的无水乙醇,通入氢气25min， 2.移入分液漏斗中，水洗分层，取下层,反复多次.减压蒸馏得产物! 3.抽滤, 过滤 |
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★ ★ ★ ★ ★
今天来灌水(金币+5,VIP+0): 7-3 17:41
今天来灌水(金币+5,VIP+0): 7-3 17:41
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1. Add anhydrous ethanol to the volume can cover catalyst, pump in hydrogen gas for 25mins 2. Move to the sparating funnel, wash the separated lower layer repeatedly. The product is obtained by Vacuum distillation! 3. Vacuum filtration, filtration. |
2楼2009-07-03 12:49:50
★ ★ ★ ★ ★
今天来灌水(金币+5,VIP+0): 7-3 17:41
今天来灌水(金币+5,VIP+0): 7-3 17:41
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1, Anhydrous ethanol was added to cover the catalysts and hydrogen was pumped into it for 25mins 2, All of the reactants were transfered into the separatory funnel and washed with water to demix. The lower layer was always washed again and again.Finally, the product was obtained by vacuum distillation 3,The product needed to be handled by vacuum filtration |
3楼2009-07-03 15:52:57
