ChemInform Abstract: An Efficient, Ligan
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Kazuaki Yoshimura; Takamichi Oishi; Kazuya Yamaguchi; Noritaka Mizuno
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Article
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2011
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John Wiley and Sons
β 30 KB
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## Abstract Cycloaddition of a variety of azomethine imines with electronβdeficient terminal alkynes proceeds smoothly in the presence of a heterogeneous Cu(OH)~x~βAl~2~O~3~ catalyst to give bicyclic pyrazolidinone derivatives in high yields.