New Methylseleno-Promoted Ketene-Imine Cycloaddition Reaction. A Simplified Stereoselective Synthesis of Penam

DOI: 10.1021/jo00374a051

Source and publish data:

Journal of Organic Chemistry p. 4737 - 4739 (1986)

Update date:2022-08-04

Topics:

Authors:

Nagao, Yoshimitsu

Kumagai, Toshio

Takao, Sachiko

Abe, Takao

Ochiai, Masahito

et al. et al.

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Article abstract of DOI:10.1021/jo00374a051

A simplified stereoselective synthesis of penam-type β-lactams 5a-e has been accomplished by utilizing a new methylseleno-promoted ketene-imine cycloaddition reaction and reductive elimination of the methylseleno group with n-Bu3SnH.

Full text of DOI:10.1021/jo00374a051

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