Ethyl orthoformate → HCID 20429911, Verbindung
Reaktionsgleichung
[C:1]([C:4]1[CH:17]=[CH:16][C:7]([C:8]([C:10]2[CH:15]=[CH:14][CH:13]=[CH:12][CH:11]=2)=[O:9])=[CH:6][CH:5]=1)(=[O:3])C.[CH:18]([O:25][CH2:26][CH3:27])([O:22][CH2:23][CH3:24])OCC>C(O)C>[CH2:26]([O:25][CH:18]([O:22][CH2:23][CH3:24])[C:1]([C:4]1[CH:17]=[CH:16][C:7]([C:8]([C:10]2[CH:15]=[CH:14][CH:13]=[CH:12][CH:11]=2)=[O:9])=[CH:6][CH:5]=1)=[O:3])[CH3:27]Komponenten
4
Edukt 2
Produkt 1
Reagenzien, Katalysatoren, Lösungsmittel 1
Versuchsvorschrift
78 g of 4-acetyl-benzophenone is boiled together with 500 ml of ethanol and 200 ml of triethyl orthoformate for 5 hours. The solvent is then distilled off under reduced pressure and the residue is subjected to fractional distillation. 4-(Diethoxyacetyl)-benzophenone is obtained; b.p. 200°/67 P.