Tetrahedron Letters p. 3593 - 3596 (1987)
Update date:2022-07-29
Topics:
Cainelli, Gianfranco
Giacomini, Daria
Panunzio, Mauro
Martelli, Giorgio
Spunta, Giuseppe
The addition of the ester enolates (3) to the heterocumulenes (4), yields acyclic derivatives (5), which can be cyclized to the thio or to the oxo malonimides (1).A further elaboration of thiomalonimides (5a) and (5c) led to 4-thio-acetoxy azetidinones (1
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