Journal of the Chemical Society. Chemical communications p. 436 - 437 (1992)
Update date:2022-09-26
Topics:
Nagao, Yoshimitsu
Matsunaga, Hiroshi
Kumagai, Toshio
Inoue, Yoshinori
Chiral 3-substituted 5-hydroxypyrrolidin-2-one 12, useful for the synthesis of thienamycin-like γ-lactam, was successfully synthesised by utilising highly diastereoselective alkylation with the tin(II) enolate of 7 onto acetaldehyde, ammonolysis of the resultant amide 9, and oxidative cyclisation of 11.
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