Synthesis of 2,4-bis (imino) azetidines
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Gerrit L'abbΓ©; Dominique Sorgeloos; Suzanne Toppet
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Article
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1982
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Elsevier Science
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French
β 357 KB
The reactions of carbodiimides with N-sulfonyl substituted ketenimines and those of bis(imino)thiazetidines with ester phosphoranes yield 2,4-bis(imino)azetidines. The limitations of the methods are outlined. Four-membered ring amidines' (imino analogues of B-lactams), as well as the corresponding i