Catalysis today

Solvent-free, one-pot, four-component synthesis of 2H-indazolo [2, 1-b] phthalazine-triones using sulfuric acid-modified PEG-6000 as a green recyclable and …

A Hasaninejed, MR Kazerooni, A Zare

Index: Catalysis Today, , vol. 196, # 1 p. 148 - 155

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Citation Number: 45

Abstract

... Catalysis Today. ... using a number of substituted aromatic aldehydes in the presence of PEG (6000) -OSO 3 H as catalyst under the ... significant improvements with regard to the scope of the transformation, simplicity, and green aspects by avoiding expensive or corrosive catalysts. ...