| Popis: |
Department of Chemistry, Nagpur University, Nagpur-440 010 Manuscript received 12 July 1982, revised 10 April 1984, accepted 75 August 1984 Certain 3-aryl-2,6-diphenylimino-4-S-tetra-O-acetyl-D-glucopyranosyl-5,6- dihydrol,3,5-thiadiazines (hydrochlorides) have been prepared by the interaction of phenylisocyanodichloride and 2-S-tetra-O-acetyl-D-glucopyranosyl-1-aryl-5-phenyl-2,4-isodithiobiurets. The identities of these products have been established on the basis of usual chemical transformations, ir, and polarlmetry. All the attempts to Isomerize these products into the related 1,3,5-triazines (IV or V) have been unfruitful. |
