On the Mechanism of the Reactions of 4-A
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Gerrit L'abbé; Ernestine Albrecht
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Article
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2010
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Wiley (John Wiley & Sons)
⚖ 108 KB
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Although the first cycloaddition-elimination reactions of 4-alkyl-5-arylimino-1,2,3,4-thiatriazolines (1) with heterocumulenes were reported in 1976-78,' insight into the mechanistic puzzle has been gained recently, and then only for isothiocyanates.2 For isocyanates, which furnish l ,2,4-thiadiazol