Heterocycles p. 1061 - 1076 (1989)
Update date:2022-08-05
Aszodi, Jozsef
Chantot, Jean-Francois
Collard, Jeannine
Teutsch, Georges
Synthesis of 3-S-substituted isocephems has been carried out in a convergent way using readily available intermediates such as 4-mercaptomethylazetidinone 3 and chloropyruvates 4 prepared by the reaction of sulfenyl chlorides with t-butyl diazopyruvate.Du
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