Experimentelles ## 1 -{ 4-[ Bis-(2-chlor-athyl) -amino]-benzylidenl-3-imino- pyrazolidin-N,N-betain . HSO, ( I I l a ) Cl,H2,CI,N404S (411,3) bzw. C1 (IVa) Cl,H,,CI,N4 (349,7) 2,46 g (0,Ol Mol) I I a , 1,83 g (0,Ol Mol) 1 und 150 ml Methanol werden 30 min zurn Sieden erhitzt. Aus der anfangs klare
Imidazo [2,1-b] [1,3,4] oxadiazol und Imidazo[2,1-b] [1,3,4]oxadiazin, zwei neue heterocyclische Ringsysteme
โ Scribed by H. Beyer; A. Hetzheim
- Book ID
- 104605191
- Publisher
- Wiley (John Wiley & Sons)
- Year
- 2010
- Weight
- 118 KB
- Volume
- 2
- Category
- Article
- ISSN
- 0044-2402
No coin nor oath required. For personal study only.
๐ SIMILAR VOLUMES
Abstract4-aryl-1-( l-aryl-ethylidenamino)-1,3-dihydro-2-imidazolones (2) and 4-aryl-l-(l-aryl-ethylamino)-l,3-dihydro-2-imidazolones (3) were synthetized by controlled potential reduction of 3,7\_diaryl-2H-imidazo[Z,l-b][1,3,4]oxadiazines (1) employing different Solvent-Support-Electrolyte (SSE) sys
Hydrazonoyl bromides 1a-c react with 5-amino-3phenyl-1H-pyrazole, 5-amino-1H-1,2,4-triazole, 2aminopyridine, 2-aminopyrimidine, and 2-aminobenzimidazole to afford the corresponding imidazo[1,2-b]pyrazoles 10, imidazo[1,2-b]-1,2,4-triazoles 11, imidazo[1,2-a]pyridines 16, imidazo[1,2-a]pyrimidines 17