Reaktionsgleichung
[CH2:1]([O:8][C:9]1[CH:10]=[C:11]2[C:16](=[CH:17][CH:18]=1)[O:15][CH2:14][CH2:13][C:12]2=[O:19])[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.[CH3:20][O:21][C:22]1[CH:29]=[CH:28][C:25]([CH:26]=O)=[CH:24][C:23]=1[C:30]([O:32][CH3:33])=[O:31]>>[CH2:1]([O:8][C:9]1[CH:10]=[C:11]2[C:16](=[CH:17][CH:18]=1)[O:15][CH2:14][C:13](=[CH:26][C:25]1[CH:28]=[CH:29][C:22]([O:21][CH3:20])=[C:23]([C:30]([O:32][CH3:33])=[O:31])[CH:24]=1)[C:12]2=[O:19])[C:2]1[CH:3]=[CH:4][CH:5]=[CH:6][CH:7]=1Komponenten
3
Versuchsvorschrift
By the method of Example 44, 6-benzyloxy-4-chromanone (20.95 g) and 4-methoxy-3-methoxycarbonylbenzaldehyde were converted to present title product, 25.75 g (73%); tlc (19:1 CH2Cl2 :ether) Rf 0.70.
Quellen und Nachweise
- ORD-Eintrag
- ord-0a36fbe2b08646e98560bb7dec4e6134
- Quelldatensatz
- uspto-grants-1991_10
- Patentnummer
- US05059609
Verknüpfte Notizen
Wird geladen…