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ChemInform Abstract: A Facile Synthesis of Chromeno[3,4-c]spiropyrrolidine-oxindoles via 1,3-Dipolar Cycloadditions.

✍ Scribed by Mehdi Ghandi; Abuzar Taheri; Alireza Abbasi

Publisher
John Wiley and Sons
Year
2010
Weight
34 KB
Volume
41
Category
Article
ISSN
0931-7597

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## Abstract Phosphorous and sulfur ylide chemistry is used to convert bromo isomerized (I) derivatives of Moritaβ€”Baylisβ€”Hillman adducts of isatin via [3 + 2] annulation reaction into title compounds (III), (V) and (VII).