A study on starch etherification with 2 - chloroethanol 氯乙醇醚化反应的研究
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Effect of reaction temperature on etherification of light fcc gasoline 反应温度对轻汽油醚化过程的影响
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Determination of degree of etherification of sodium carboxymethylcellulose for detergents 洗涤剂用羧甲基纤维素钠醚化度的测定
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Etherification of light fcc gasoline over supported tungstophosphoric heteropolyacid catalyst 采用负载型磷钨酸催化剂的轻汽油醚化
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It is required to add some water to wash the oil in the material after etherification reaction 酯化反应结束后需加入一定比例的水,对物料进行洗油。
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Conclusion this facile etherification procedure is superior to other methods , due to its simplicity , the used of cheap reagents and excellent yield 结论该工艺操作简便、试剂价廉易得、产率高，实现了对原有工艺的改进。
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Beginning with fluorobenzaldehyde , cyfluthrin was synthesized by bromination , acetalation , etherification , hydrolysis , and esterification , with a total yield of 45 % 以对氟苯甲醛为起始原料，经过溴化、缩醛化、醚化、水解、酯化合成氟氯氰菊酯，总收率45 % 。
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Using refined cotton , chloroacetic acid , sodium hydroxide and hydrogen peroxide as main feedstock , sodium carboxymethyl cellulose was made by the process of basification , etherification , abstersion and drying 摘要以精制棉、氯乙酸、氢氧化钠和过氧化氢为原料，经过碱化、醚化、洗涤、干燥，制得羧甲基纤维素钠。
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Soluble in water and many organic solvent , owning good lubricity and thermal stability , almost having no toxicity and excitability , being able to occur esterification reaction and etherification reaction with other compounds 能溶于水和多种有机溶剂，有优越的润滑性及热稳定性，几乎没有毒性和刺激性，可与其他化合物起酯化、醚化反应。
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Methods atomoxetine hydrochloride was synthesized using 3 - phenyipropanol as the starting material via six steps , such as chlorination , bromination , etherification , substitution , separation of levorotary isomer and acidification by gaseous hydrogen chloride 方法以1 -苯丙醇为起始原料，经氯代、溴代、醚化、胺化、拆分、氯化氢成盐6步反应合成盐酸托莫西汀。
