
Chemistry Letters p. 1343 - 1346 (1985)
Update date:2022-07-30
Topics:
Chiba, Toshiyuki
Nagatsuma, Masako
Nakai, Takeshi
A new synthetic approach to optically active key intermediates for thienamycin synthesis is described which involves the highly stereocontrolled transformation of the 2-azetidinone obtained via the condensation of ethyl (S)-3-hydroxybutanoate with the N-s
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