Heteropolyacid ionic liquid heterogeneously catalyzed synthesis of isochromans via oxa-Pictet–Spengler cyclization in dimethyl carbonate-Reference-Cited by-同舟云学术

Heteropolyacid ionic liquid heterogeneously catalyzed synthesis of isochromans via oxa-Pictet–Spengler cyclization in dimethyl carbonate

Published:2021 Issue:18 Volume:11 Page:10610-10614
ISSN:2046-2069
Container-title:RSC Advances
language:en
Short-container-title:RSC Adv.

Author:

Yang Guoping¹²³⁴,Li Ke¹²³⁴^ORCID,Zeng Kai¹²³⁴,Li Yijin¹²³⁴^ORCID,Yu Tao¹⁵⁶⁷,Liu Yufeng¹²³⁴^ORCID

Affiliation:

1. East China University of Technology

2. Jiangxi Province Key Laboratory of Synthetic Chemistry

3. Nanchang 330013

4. People's Republic of China

5. School of Nuclear Science and Engineering

6. Nanchang

7. China

Abstract

An efficient heterogeneous and green catalyst [HEMTH]H₂[PMo₁₂O₄₀] was prepared to catalysis the oxa-Pictet–Spengler cyclization of arylethanols and aldehydes to afford isochromans with excellent yields using dimethyl carbonate as a green solvent.

Funder

National Natural Science Foundation of China

Natural Science Foundation of Jiangxi Province

Publisher

Royal Society of Chemistry (RSC)

Subject

General Chemical Engineering,General Chemistry

Link

http://pubs.rsc.org/en/content/articlepdf/2021/RA/D1RA01004B

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1. Phosphomolybdic acid as a bifunctional catalyst for Friedel-Crafts type dehydrative coupling reaction

2. Ce(iii)-Containing tungstotellurate(vi) with a sandwich structure: an efficient Lewis acid–base catalyst for the condensation cyclization of 1,3-diketones with hydrazines/hydrazides or diamines