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5,6-dihydro-4H-1,3,4-thiadiazines. II. synthesis and use of 1-(1-methylhydrazino)-2-propanethiol for the preparation of various thiadiazines and a 2-thiazolidinethione

โœ Scribed by D. L. Trepanier; P. E. Krieger


Book ID
112121590
Publisher
Journal of Heterocyclic Chemistry
Year
1967
Tongue
English
Weight
516 KB
Volume
4
Category
Article
ISSN
0022-152X

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โœ Yehia A. Ibrahim; Ahmed H. M. Elwahy; Ayman E. M. El-Fiky ๐Ÿ“‚ Article ๐Ÿ“… 1994 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 319 KB

The reaction of 3-mercapto-4-aryIideneamino-l,2,4triazoles 2b-d, 3a-d with ethyl bromoacetate and/or phenacyl bromide in hot DMF and triethylamine affords the stereochemically pure 7-acyl-6-aryl-6,7dihydro-5H-lt2, 4-triazolo[3,4-b][l, 3,4]thiadiazines