Tetrahedron p. 1637 - 1642 (1992)
Update date:2022-08-11
Topics:
Seijas
Vazquez-Tato
Castedo
Estevez
Onega
Ruiz
Trachelanthamidine and pseudoheliotridane are synthesized from (2S)-N-trichloroacetyl-2-vinylpyrrolidine (5) by a 5-exo-trig radical cyclization. The intermediate radical is generated heating 5 in a sealed tube (CH3CN/160°C) using CuCl as catal
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