Potassium Carbonate → HCID 53651302, Verbindung
Reaktionsgleichung
[C:1]([C:3]1[O:4][C:5]2[CH:11]=[CH:10][CH:9]=[CH:8][C:6]=2[N:7]=1)#N.C([O-])([O-])=[O:13].[K+].[K+].[CH3:18][C:19]1([CH3:28])[CH2:24][CH:23]([OH:25])[CH2:22][C:21]([CH3:27])([CH3:26])[NH:20]1>CC(=O)CC>[O:4]1[C:5]2[CH:11]=[CH:10][CH:9]=[CH:8][C:6]=2[N:7]=[C:3]1[C:1]([O:25][CH:23]1[CH2:22][C:21]([CH3:27])([CH3:26])[NH:20][C:19]([CH3:28])([CH3:18])[CH2:24]1)=[O:13]Komponenten
5
Edukt 3
Produkt 1
Reagenzien, Katalysatoren, Lösungsmittel 1
Versuchsvorschrift
A mixture of 2-cyanobenzoxazole, a catalytic amount of K2CO3, and 2,2,6,6-tetramethylpiperidin-4-ol in 2-butanone was refluxed for 10 hours. After the precipitate was filtered and heated with aqueous HCl for 2 hours, product I was obtained by filtration.