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A CONVENIENT SYNTHESIS FOR 3,3-BIS(BROMOMETHYL) OXETANE)

机译:3,3-双(溴甲基)氧乙烷的方便合成)

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摘要

The synthesis of 3,3-bis(bromomethyl) oxetane (BBrMO), in small scale, from commercial available 2,2-bis(bromomethyl)-3-bromo-propan-1-ol could be improved in comparison with the published methods. Two published routes were compared and one of them has been succssefully improved. The improvements are the elimination of the phase transfer catalyst, reduction of reaction time from 36 hours to 24 hours and elimination of distillation which was necessary on both former methods. The purification of BBrMO could be done via crystallisation and the yields were up to 83 %.
机译:与已发表的方法相比,可以改善3,3-双(溴甲基)氧辛(BBRMO甲基)氧乙烷(BBRMO),小规模,从商业可用的2,2-双(溴甲基)-3-溴-PROM-PROMO-PHARAN-1-OL 。比较了两个公布的路线,其中一个已成功改进。改善是消除相转移催化剂,从36小时减少到24小时,并消除两种前方法所需的蒸馏。 BBRMO的纯化可以通过结晶完成,产率高达83%。

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