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Access to 2′,3′-dihydro-1′H-spiro[indoline-3,4′-pyridin]-2-ones via amino acid derived phosphine-catalyzed asymmetric [4+2] annulation with easily available oxindole-derived α,β-unsaturated imines
Zhang, Xiao-Nan, Dong, Xiang, Wei, Yin, Shi, MinVolume:
70
Language:
english
Journal:
Tetrahedron
DOI:
10.1016/j.tet.2014.02.052
Date:
April, 2014
File:
PDF, 814 KB
english, 2014