A novel synthesis of 1,2,4-triazines
β Scribed by T.V. Saraswathi; V.R. Srinivasan
- Publisher
- Elsevier Science
- Year
- 1971
- Tongue
- French
- Weight
- 131 KB
- Volume
- 12
- Category
- Article
- ISSN
- 0040-4039
No coin nor oath required. For personal study only.
π SIMILAR VOLUMES
The novel and versatile cyanomethyl 2amino-4-methylthiazolyl ketone (5) was prepared by treatment of bromomethyl 2-amino-4-methyl thiazolyl ketone (4) with potassium cyanide. Reaction of 5 with heterocyclic diazonium salts 6a,b and 10 afforded the corresponding hydrazones 7a,b and 11, respectively.
Ring-Chain Transformation in the 4-Hydroxy-3,4-dihydro-1,2,4triazine Series and a Novel Method for the Synthesis of 1,2,4-Triazine-4-oxides. -Condensation of the hydrazones (I) with aldehydes or ketones (II) affords a tautomeric mixture (III)/(IV) of triazines. The ringchain transformation of these