39602-82-9Relevant articles and documents
Novel method for the synthesis of s -triazolo[3,4- b ][1,3,4]thiadiazines
El-Sherief, Hassan A. H.,Hozien, Zeniab A.,El-Mahdy, Ahmed F. M.,Sarhan, Abdelwareth A. O.
experimental part, p. 2636 - 2642 (2010/09/11)
The reaction of 4-amino-3-mercapto-5-phenyl-s-triazole with aromatic or aliphatic ketones containing active -hydrogens as a methyl or methylene group using an acidified acetic acid method afforded the corresponding s-triazolo[3,4-b][1,3,4]thiadiazines. In
STUDIES ON 4-AMINO-5-ARYL-1,2,4-TRIAZOLE-3-THIONES
El-Barbary, A. A.,Fahmy, M.,El-Badawi, M.,El-Brembaly, K.,El-Brollosi, N. R.
, p. 619 - 628 (2007/10/03)
4-Amino-5-aryl-1,2,4-triazole-3-thiones 1 react with phenacylbromide at room temperature to give 2, which could be converted to 3 on reflux. Treatment of 1 with chloroacetonitrile and potassium hydroxide in equimolar ratio and in excess yielded 4 and 6, r