Effect of temperature on 5-endo- and 4-exo-trig radical cyclizations of N-vinylic α-halo amides

DOI: 10.1016/S0040-4039(97)10492-0

Source and publish data:

Tetrahedron Letters p. 75 - 78 (1998)

Update date:2022-08-03

Topics:

Authors:

Ishibashi, Hiroyuki

Higuchi, Masahiro

Ohba, Masashi

Ikeda, Masazumi

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Article abstract of DOI:10.1016/S0040-4039(97)10492-0

The radical 3a generated from N-vinylic trichloroacetamide 1a provided the 5-endo-trig cyclization product 2a in boiling toluene, whereas, at room temperature, gave the 4-exo-trig cyclization product 9. The results may be explained in terms of the reversi

Full text of DOI:10.1016/S0040-4039(97)10492-0

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