Preparation of 1H-pyrazolo[1,2-b]phthalazine-5,10-diones using ZrO2 nanoparticles as a catalyst under solvent-free conditions

Heterocyclic communications

article

Mohammad Piltan¹ 

[1] Department of Chemistry, Faculty of Science, Islamic Azad University, Sanandaj Branch

关键词: aromatic aldehydes;    multicomponent reaction;    nanoparticles;    phthalhydrazide;    solvent-free;    zirconium oxide;   

DOI  :  10.1515/hc-2017-0142

学科分类：内科医学

来源: De Gruyter

【 摘 要 】

Zirconium oxide nanoparticles are an efficient catalyst for the preparation of 1 H -pyrazolo[1,2- b ]phthalazine-5,10-diones via a three-component reaction of phthalhydrazide, aromatic aldehydes and malononitrile under solvent-free conditions.

【 授权许可】

CC BY|CC BY-NC-ND