A process for the preparation of allyl ethers of the formula R--O--CH.sub.2 --CH.dbd.CH.sub.2).sub.n in which R and n are as defined in claim 1, by reacting hydroxy compounds of the formula R--OH).sub.n with allyl chloride or allyl bromide by phase transfer catalysis, 0.8 to 5 mols of allyl chloride or allyl bromide, 1 to 6 mols of aqueous or solid sodium hydroxide and, as the phase transfer catalyst, 2 to 20 mol % of a quaternary ammonium salt, a quaternary ammonium base or a crown ether being employed per hydroxyl equivalent of the compound of the formula II, and the reaction being carried out in the temperature range from 20.degree. to 100.degree. C.
一种制备
化学式为R--O--CH.sub.2 --CH.dbd.CH.sub.2).sub.n的
烯丙基醚的方法,其中R和n如权利要求1所定义,通过相转移催化,将
化学式为R--OH).sub.n的羟基化合物与烯丙基
氯或烯丙基
溴反应,使用0.8至5摩尔的烯丙基
氯或烯丙基
溴,1至6摩尔的
水合或固体
氢氧化钠,作为相转移催化剂,每个化合物II的羟基当量使用2至20摩尔%的季
铵盐、季
铵碱或
冠醚,并在20°C至100°C的温度范围内进行反应。