A Sulfonic Acid Polyvinyl Pyridinium Ionic Liquid Catalyzes the Multi-Component Synthesis of Spiro-indoline-3,5′-pyrano[2,3-<i>d</i>]-pyrimidines and -Pyrazines

A sulfonated poly-4-vinyl pyridinium (PVPy-IL-B-SO<sub>3</sub>H) containing an acidic pyridinium/HSO<sub>3</sub><sup>−</sup> ionic liquid moiety was prepared and used as a catalyst for the three-component reaction of malononitrile with 1-alkylindoline-2,3-diones a...

書目詳細資料
發表在:	Molecules
Main Authors:	Mehdi Khalaj, Mahboubeh Taherkhani, Leo Payen, Axel Klein
格式:	Article
語言:	英语
出版:	MDPI AG 2023-04-01
主題:	polymeric ionic liquid polyvinyl pyridine spiro-indoline-3,5′-pyrano[2,3-<i>d</i>]pyrimidine spiro-indoline-3,4′-pyrano[2,3-<i>c</i>]pyrazole ultrasonic
在線閱讀:	https://www.mdpi.com/1420-3049/28/9/3663

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