dioxolane was prepared from glycol and oligo formaldehyde, and oligo polydioxolane diol containing double bond was got from 1,4 butylene diol (as initiator) and BF 3O(C 2H 5) 2 (as catalyst).
从乙二醇和三聚甲醛出发 ,合成了 1 ,3-二氧戊环 ,并进一步以 1 ,4 -丁烯二醇为起始剂 ,采用三氟化硼乙醚络合物为催化剂 ,合成了含双键的低聚二氧戊环二元醇 ,与亚硫酸氢钠进行加成反应得到了一种新型的低聚二氧戊环二元醇离聚物 。
The reaction mechanism for synthesis of 2,5-dihydrofuran by the ring closing reaction of 2-butene-1,4-diol using acidic resin as catalyst was studied.
提出1,4-丁烯二醇在酸性条件下脱水关环制备2,5-二氢呋喃的反应机理。
