Tetrahedron Letters p. 2989 - 2992 (1988)
Update date:2022-08-04
Topics:
Butlin, Roger J.
Holmes, Andrew B.
McDonald, Edward
A short synthesis of N-benzyl-7-ethynyl-1-azaspirocyclo<5.5>undec-7-ene (3) from the spirocyclic ketolactam (5) via vinyl iodide (8) is described.An unusual allylic rearrangement of the lactam (9) occurred during reaction with LiAlH4.
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(1972)
