ChemInform Abstract: Tetrakis(acetonitrile)copper(I) Hexafluorophosphate as an Efficient Catalyst for the Synthesis of Triazolo[1,2-a]indazole-1,3,8-trione and 2H-Indazolo[2,1-b]phthalazine-trione Derivatives

ChemInform Abstract: Tetrakis(acetonitrile)copper(I) Hexafluorophosphate as an Efficient Catalyst for the Synthesis of Triazolo[1,2-a]indazole-1,3,8-trione and 2H-Indazolo[2,1-b]phthalazine-trione Derivatives

Copper‐catalyzed three‐component reaction of aromatic aldehydes (III) with dimedone (II) and phthalhydrazide (I) or urazole (V) under neat conditions provides title indazolophthalazines (IV) and triazoloindazoles (VI) in good yields.

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Bibliographische Detailangaben
Veröffentlicht in:ChemInform 2012-07, Vol.43 (27), p.no-no
Hauptverfasser: Azarifar, Davood, Nejat-Yami, Razieh, Akrami, Zahra, Sameri, Fatemeh, Samadi, Saadi
Format: Artikel
Sprache:eng
Schlagworte:
multicomponent reactions
pyrazole derivatives
pyridazine derivatives
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Zusammenfassung:Copper‐catalyzed three‐component reaction of aromatic aldehydes (III) with dimedone (II) and phthalhydrazide (I) or urazole (V) under neat conditions provides title indazolophthalazines (IV) and triazoloindazoles (VI) in good yields.
ISSN:0931-7597
1522-2667
DOI:10.1002/chin.201227162