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Synthesis of bis(isoindolo-1,2-sym-triazol-5-on-2-yls) and 10,10′-arylenebis[7H-benzo-[de]-sym-triazolo[5,1-a]isoquinolin-7-ones]

✍ Scribed by V. V. Korshak; A. L. Rusanov; S. N. Leont'eva; T. K. Dzhashiashvili


Book ID
112492133
Publisher
Springer US
Year
1974
Tongue
English
Weight
203 KB
Volume
10
Category
Article
ISSN
0009-3122

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On triazoles XLIX. Synthesis of 5,6-dihy
✍ Ibolya Prauda; József Reiter 📂 Article 📅 2003 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 105 KB

## Abstract 5′‐Mercapto‐1′__H__‐1,2,4‐triazol‐3′‐yl‐isoquinolinium salts **(6)** were synthesised by the reaction of __ortho__‐acyl phenylacetones **(2)** or the corresponding pyrylium salts **(3)** and 5‐amino‐2,3‐dihydro‐1__H__‐1,2,4‐triazole‐3‐thione **(5)**. Treatment of thioles **6** withα,ω‐d