Synthase von 2--Arylamino-5--phenyl-1,3,4--selenodiazinen
✍ Scribed by E. Bulka; K.-D. Ahlers
- Publisher
- Wiley (John Wiley & Sons)
- Year
- 2010
- Weight
- 186 KB
- Volume
- 3
- Category
- Article
- ISSN
- 0044-2402
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Thermal reactions of 3-phenyl-5-arylamino-1,2,4-oxadiazoles I and II were investigated. Neat heating at ca. 250ЊC for 6 hours afforded H 2 O, benzonitrile, arylcyanamides, arylamines, azobenzene, benzimidazole derivatives, and 3,3Ј-diphenyl-5,5Ј-bis[1,2,4-oxadiazolyl]. Analogous results were obtaine
## Abstract Phenylhydrazone **1** reagieren mit Kaliumrhodanid in saurem Medium unter Addition von Rhodanwasserstoffsäure. Es werden nicht die zu erwartenden 2‐Phenyl‐thiosemicarbazone **2** sondern dazu isomere Triazolidinthione **3** erhalten. Die Strukturaufklärung dieser Verbindungen erfolgt du