Journal of the Chemical Society. Perkin transactions I p. 2087 - 2090 (1981)
Update date:2022-08-05
Topics:
Maki, Yoshifumi
Mitsumori, Naomichi
Sako, Magoichi
Suzuki, Mikio
4β-(Benzothiazol-2-yldithio)azetidin-2-one (2a), derived from penicillin G sulphoxide ester (1a), is converted competitively into the oxazolinoazetidinone (3a) and 4α-(benzothiazol-2-ylthio)azetidinone (4a) upon treatment with triphenylphosphine at room t
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