期刊
RSC ADVANCES
卷 8, 期 62, 页码 35587-35593出版社
ROYAL SOC CHEMISTRY
DOI: 10.1039/c8ra06714g
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资金
- UGC - India
Graphene oxide (GO) catalysed multi component reaction of azomethine ylide driven 1,3 dipolar cycloaddition reaction in aqueous ethanolic solution is reported for the first time. This strategy has been applied for the synthesis of poly heterocyclic spiro-indenoquinoxaline pyrrolizidines and spiro-oxindoles pyrrolizidines with good to excellent yield along with excellent regio and diastereoselectivity. An ultra-low catalyst loading of 0.50wt% was found to be efficient to catalyse the reaction.
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