4 years ago

NHC-catalyzed regiodivergent syntheses of difunctionalized 3-pyrazolidinones from [small alpha]-bromoenal and monosubstituted hydrazine

Yumiao Lu, Chenxia Yu, Ligen Jiang, Changsheng Yao, Tuanjie Li, Jing Li, Shide Shen
A formal [3+2] annulation of [small alpha]-bromoenal with monosubstituted hydrazine could give 1,5 or 2,5-difunctionalized 3-pyrazolidinone regiodivergently by tuning the structure of N-Heterocyclic Carbene (NHC) catalyst. The moderate to high yields,...

Publisher URL: http://feeds.rsc.org/~r/rss/OB/~3/SKrFltt6FFo/C7OB02041D

DOI: 2017/OB/C7OB02041D

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