Heterocycles p. 1423 - 1433 (2011)
Update date:2022-08-05
Topics:
Ramachandran, P. Veeraraghavan
Biswas, Debanjan
Chen, Guang-Ming
A one-pot synthesis of β-amino esters has been achieved in 59-75% yield from aromatic and aliphatic nitriles via the condensation of the corresponding non-enolizable and enolizable aldimine-triethylborane complexes, respectively with methyl trimethylsilyl ketene acetals. Grignard-mediated lactamization of the intermediate β-amino esters provides the corresponding β-lactams in the same pot in 58-74% overall yield. Tha japan Institute of Heterocyclic chemistry.
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