Tetrahedron Letters p. 7141 - 7144 (1990)
Update date:2022-07-29
Topics:
Bruneau
Hennequin
Quere
Scherrmann
Siret
Spirocephams 4 and 5 have been obtained from aldehyde 1 and hydroxylamine or hydrazine, as single diastereoisomers. Structures of these compounds have been elucidated by NMR experiments and MNDO calculations.
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(1988)