Tetrafluoroethylene → 4,5-bis-(2-furyl)-2-(1,1,2,2-tetrafluoroethylthio)-1H-imidazole
Reaktionsgleichung
[O:1]1[CH:5]=[CH:4][CH:3]=[C:2]1[C:6]1[N:7]=[C:8]([SH:16])[NH:9][C:10]=1[C:11]1[O:12][CH:13]=[CH:14][CH:15]=1.[F:17][C:18]([F:22])=[C:19]([F:21])[F:20]>>[O:12]1[CH:13]=[CH:14][CH:15]=[C:11]1[C:10]1[N:9]=[C:8]([S:16][C:19]([F:21])([F:20])[CH:18]([F:22])[F:17])[NH:7][C:6]=1[C:2]1[O:1][CH:5]=[CH:4][CH:3]=1Komponenten
3
Versuchsvorschrift
4,5-bis-(2-Furyl)-1H-2-imidazolethiol (8.1 g; 39.4 mmoles) was reacted with 7.0 g of tetrafluoroethylene and the product purified by chromatography on Silicar CCNo. 7 with chloroform to give 3.0 g of 4,5-bis-(2-furyl)-2-(1,1,2,2-tetrafluoroethylthio)-1H-imidazole, m.p. 166°-167°: (recrystallized from 1-chlorobutane).
Aufarbeitung
- customthe product purified by chromatography on Silicar CCNo