Chemistry Letters p. 827 - 830 (1994)
Update date:2022-08-04
Topics:
Matsubara, Seijiro
Yoshioka, Masahito
Utimoto, Kiitiro
Catalytic amount of lanthanoid(III) triflates promoted the conjugate addition of amines to 2-alkenoic acid esters to give β-amino esters.The reaction of benzylamine with α,β-unsaturated esters containing a stereogenic center at γ-position proceeded diastereoselectivity to yield optically active β-lactam precursors.
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