Diethyl (ethoxymethylene)malonate → HCID 178471941, Verbindung
Reaktionsgleichung
[NH2:1][C:2]1[CH:3]=[N:4][CH:5]=[CH:6][CH:7]=1.C(O[CH:11]=[C:12]([C:18]([O:20][CH2:21][CH3:22])=[O:19])[C:13]([O:15][CH2:16][CH3:17])=[O:14])C>>[N:4]1[CH:5]=[CH:6][CH:7]=[C:2](/[N:1]=[CH:11]/[CH:12]([C:13]([O:15][CH2:16][CH3:17])=[O:14])[C:18]([O:20][CH2:21][CH3:22])=[O:19])[CH:3]=1Komponenten
3
Reaktionsbedingungen
- Temperatur
- 110 °C
Versuchsvorschrift
A 250 ml flask was charged with 3-Aminopyridine (8 g, 85 mmol) and diethyl 2-(ethoxymethylene)malonate (18.5 g, 85.6 mmol). The mixture was heated to 110° C. for 30 min, and then cooled to ambient temperature to give diethyl [(E)-(pyridin-3-ylimino)methyl]malonate.
Aufarbeitung
- temperaturecooled to ambient temperature