Allylsucrose was prepared by the reaction of sucrose with allyl chloride as the etherification agent in the presence of NaOH as an activating agent.
以蔗糖为原料,NaOH为活化剂对蔗糖进行活化预处理,烯丙基氯为醚化试剂,制备了烯丙基蔗糖(AS)。
Flame retardant bis(4-allyloxy-3,5-dibromophenyl)sulfone(ATBS) with high yield and high mass fraction was obtained by etherization of bis(4-hydroxy-3,5-dibromophenyl)sulfone(TBS) with allyl chloride in the presence of alkaline medium and under low pressure(gauge pressure 0.
用四溴双酚S(TBS)和烯丙基氯为原料,在NaOH水介质中,低压条件下(表压0。
High yield and purity flame retardant bis-(4-allyloxy-3,5-dibromophenyl)sulfone(ATBS) was obtained by allyl-etherizing bis-(4-hydrxy-3,5-dibromophenyl)sulfone(TBS) with dropping allyl chloride in aqueous NaOH in the presence of cetyltrimethylammonium bromide(CTAB) or other surfactants.
用四溴双酚S(TBS)为原料,以滴加方式加入醚化剂烯丙基氯,在NaOH水溶液中用十六烷基三甲基溴化铵(CTAB)催化醚化法和其它表面活性剂促进醚化法合成了收率、纯度均较高的阻燃剂四溴双酚S双烯丙基醚(ATBS)。
The synthesis of allylamine based on the method of Delépine amine by the reaction of allylchloride in ethanol and hexamethylenetetramine in the presence of KI was investigated.
以Delépine伯胺制备方法为依据,用无水乙醇代替氯仿做溶剂,通过烯丙基氯与乌洛托品反应制备烯丙基胺。
Butadiene was polymerized to some extent in the presence of binary catalyst system NdCl33iPrOHAlEt3 in toluene and the allylchloride was then added to the solution in order to cyclize the formed polybutadiene and cyclopolymerize the unreacted butadiene monomers.
采用NdCl3·3i-PrOH-AlEt3稀土催化剂进行丁二烯的顺式聚合,在聚合过程中引入烯丙基氯,进行分子内环化反应以及单体的环聚反应。
The technological conditions of the synthesis of dimethyl diallylammonium chloride were studied taking allylchloride, dimethylamine and Aqueous solution of caustic soda as raw material.
本文以烯丙基氯、二甲胺、氢氧化钠为原料,探讨了合成二甲基二烯丙基氯化铵的工艺条件,研究了反应温度、反应时间、烯丙基氯加入方式对产物收率的影响,在一定的反应条件下,收率达85%以上。
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