Tetrahedron Letters p. 7933 - 7936 (1992)
Update date:2022-08-17
Topics:
Wissing, Elmo
Havenith, Remco W. A.
Boersma, Jaap
Koten, Gerard van
The zinc-enamine 1 is easy accessible via the reaction of Et2Zn with t-BuN=CHCH=Nt-Bu and is reactive towards aldehydes.The condensation reaction of 1 with 2-pyridine-carboxaldehyde results in the thermally instable zinc-aldolate 2b that subsequently rearranges to the indolizine 4.
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