Dimethylformamide dimethyl acetal → HCID 57286424, Verbindung
Reaktionsgleichung
[NH2:1][C:2]1[S:3][C:4]([C:8]2[CH:13]=[C:12]([CH3:14])[CH:11]=[CH:10][N:9]=2)=[C:5]([CH3:7])[N:6]=1.CO[CH:17](OC)[N:18]([CH3:20])[CH3:19]>>[CH3:17][N:18]([CH3:20])[CH:19]=[N:1][C:2]1[S:3][C:4]([C:8]2[CH:13]=[C:12]([CH3:14])[CH:11]=[CH:10][N:9]=2)=[C:5]([CH3:7])[N:6]=1Komponenten
3
Versuchsvorschrift
A solution of 2-amino-4-methyl-5-(4-methylpyridin-2-yl)thiazole (300 mg) in N,N-dimethylformamide dimethyl acetal (1.5 ml) was stirred at ambient temperature for 14 hours and evaporated under reduced pressure. The residue was triturated with 2-propanol (1 ml) and diisopropyl ether, and the solid was collected by filtration, washed with diisopropyl ether and dried under reduced pressure to give N,N-dimethyl-N′-(4-methyl-5-(4-methylpyridin-2-yl)thiazol-2-yl)-formamidine (268 mg).
Aufarbeitung
- customevaporated under reduced pressure
- customThe residue was triturated with 2-propanol (1 ml) and diisopropyl ether
- filtrationthe solid was collected by filtration
- washwashed with diisopropyl ether
- customdried under reduced pressure
Quellen und Nachweise
- ORD-Eintrag
- ord-e5adbd4e580a4e6488d21d6e37e19ff7
- Quelldatensatz
- uspto-grants-2003_02
- Patentnummer
- US06521643B1
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