Self-assembly of Keggin-type U(<scp>vi</scp>)-containing tungstophosphates with a sandwich structure: an efficient catalyst for the synthesis of sulfonyl pyrazoles
Guo‐Ping Yang, Xinglei Zhang, Yufeng Liu, Dongdi Zhang, Ke Li, Changwen Hu
Abstract
Two Keggin-type U( vi )-containing tungstophosphates with sandwich structure were synthesized and characterized. Compound 1 presents excellent catalytic activity towards the condensation cyclization of sulfonyl hydrazines with 1,3-diketones to synthesize sulfonyl pyrazoles.
Topics & Concepts
SulfonylCatalysisChemistryCondensationPolymer chemistryCombinatorial chemistryStereochemistryOrganic chemistryAlkylThermodynamicsPhysicsPolyoxometalates: Synthesis and ApplicationsChemical Synthesis and ReactionsSulfur-Based Synthesis Techniques