Tetrahedron Letters p. 817 - 820 (1987)
Update date:2022-08-02
Topics:
Atanes, Nieves
Guitian, Enrique
Saa, Carlos
Castedo, Luis
Saa, Jose M.
The reaction of 1-ethylidene-2-formyl-1,2,3,4-tetrahydroisoquinolines 4a and 4b, or 1-ethyl-3,4-dihydroisoquinolines 3a and 3b, with benzyne led, by a formal 3+2 cycloaddition, to dibenzindolizines 5a and 5b, respectively.Compound 5b was also synthesized
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(1988)
