Tetrahedron p. 3237 - 3246 (1987)
Update date:2022-08-05
Topics:
Wilkens, Jochen
Kuehling, Andrea
Blechert, Siegfried
The initially formed N-phenylnitrone-intermediates are converted by a tandem-reaction (cycloaddition, Cope rearrangement, retro-Michael addition, and indolization) to 2-vinylindoles 7.Thus these indoles can be synthesized simply and stereoselectively in a one-pot reaction from N-phenylhydroxylamine 4, aldehydes 5, and electrondeficient allenes 6.
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(2009)
