Diazoalkylideneamine?1,2,3-triazole tautomerism in 1,2,3-triazolo[1,5-a]pyrimidines at elevated temperatures
✍ Scribed by Tennant, George; Vevers, Robert J. S.
- Book ID
- 121835017
- Publisher
- The Royal Society of Chemistry
- Year
- 1974
- Tongue
- English
- Weight
- 164 KB
- Volume
- 0
- Category
- Article
- ISSN
- 0022-4936
No coin nor oath required. For personal study only.
📜 SIMILAR VOLUMES
## Abstract magnified image The condensation of 5‐amino‐4‐phenyl‐1,2,3‐triazole (**1**) with chalcones **2a‐e** or 3‐dimethylamino‐propiophenone (**4f**) leads to the 6,7‐dihydro‐(1,2,3)‐triazolo[1,5‐__a__]pyrimidines **3a‐f.** The equilibrium of **3** and the tautomeric 4,7‐dihydro‐(1,2,3)‐triazo
## Abstract **Dedicated to Dr. János Császár on the occasion of his 70^th^ birthday** Ring transformation of 2‐cyanoimido‐3‐methyl‐1,3‐oxazolidine (**10**) yielded 5‐amino‐3‐[__N__‐(2‐hydrox‐yethyl)‐__N__‐methyl]amino‐1__H__‐1,2,4‐triazole (**6**) that was ring closed with different β‐keto esters