
Tetrahedron Letters p. 4521 - 4522 (1985)
Update date:2022-07-29
Topics:
Marayuma, Hiroshi
Shiozaki, Masao
Oida, Sadao
Hiraoka, Tetsuo
Base treatment of N-propargyl epoxyamide 5 afforded the acetylenic 3-(hydroxyethyl)-2-azetidinone 9a, which was subsequently transformed to phenyl thiolester 2, a versatile intermediate for the carbapenem synthesis.
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