Synthesis and Steric Structure of Alicycle-Fused 1,3-Thiazine-β-lactams

Article abstract of DOI:10.1002/mrc.1260290710

2 + 2-Cycloaddition reactions of cis- and trans-cyclopenta-, -cyclohexa- and -cyclohepta- and trans-cycloocta-2-phenyl-4H-1,3-thiazines gave new types of hydrated tricyclic 1,3-thiazino-β-lactam derivatives having the 2-phenyl substituent and H-9 in ci