90762-39-3Relevant articles and documents
A practical conversion of an azetidinone to penem: Synthesis of Sch 34343
Gala,Chiu,Ganguly,Girijavallabhan,Jaret,Jenkins,McCombie,Nyce,Rosenhouse,Steinman
, p. 1175 - 1182 (2007/10/02)
A synthesis of penems from azetidinone 1 is described in detail. This synthesis is used to prepare multikilo batches of (5R,6S)-2-[[-(carbamoyloxy)ethyl]thio]-6-[(R)-1-hydroxyethyl]penem-3-carboxylic acid (10), (Sch 34343). It is practical as all chemical