Thioalkylthio cephalosporin derivatives and intermediates
申请人:SHIONOGI SEIYAKU KABUSHIKI KAISHA
trading under the name of
SHIONOGI & CO. LTD.
公开号:EP0594263A1
公开(公告)日:1994-04-27
Novel compounds of the formula I:
QSR²SR¹Het
wherein Q is C₁-C₁₂ acyl or halogen; R¹ is a single bond or C₁-C₄ alkylene; and R² is a straight or branched C₁-C₄ alkylene; Het is 1,2,3-triazol-4-yl, or a derivative which is optionally protected at a nitrogen atom.
The novel compounds are useful as intermediates for the production of thioalkylthio cephalosporin antibiotic compounds.