A kind of synthetic method of 2,5-dihydrofuran

By catalyzing the reaction of 1,4-butyndecyl glycol with hydrogen using a supported catalyst, the problems of low yield and high cost of synthesis of 2,5-dihydrofuran in the prior art are solved, and high selectivity, high yield and green reaction routes are achieved, which are suitable for industrial production.

CN116574071BActive Publication Date: 2025-03-25SHAN DONG XUN TIAN XIN CAI LIAO KE JI YOU XIAN GONG SI
6 Cites 0 Cited by

Patent Information

Application Number
CN202310614581.7
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2023-05-29
Publication Date
2025-03-25
Estimated Expiration
2043-05-29

AI Technical Summary

Technical Problem

In the synthesis of 2,5-dihydrofuran, solid acid and liquid acid are often used to catalyze the dehydration reaction, which has a low yield and a high cost of dehydration reaction promoted by sodium methoxide, making it difficult to achieve industrial production.

Method used

Using a supported catalyst, including metal active component M, cocatalyst component N and support S, 2,5-dihydrofuran is obtained by reacting an aqueous solution of 1,4-butyne glycol with hydrogen in the presence of a supported catalyst.

Benefits of technology

It achieves high product selectivity, high yield, continuous production, green reaction route, high efficiency, and the by-product is mainly water, which extends the service life of the catalyst and is easy to achieve industrial production.

✦ Generated by Eureka AI based on patent content.
Patent Text Reader

Abstract

The present application discloses a method for synthesizing 2,5-dihydrofuran. The method comprises: reacting a 1,4-butynediol aqueous solution with hydrogen in the presence of the supported catalyst to obtain 2,5-dihydrofuran. The method according to the present application can synthesize 2,5-dihydrofuran in one step, with few steps, simple process, green route, less pollution in the reaction process, continuous operation and high efficiency.
Need to check novelty before this filing date? Find Prior Art