(3S,4S)-tert-Butyl 3-hydroxy-4-(4-hydroxyphenyl)piperidine-1-carboxylate → Tert-butyl 4-{4-[3-(2,3-difluorophenoxy)propoxy]phenyl}-3-hydroxypiperidine-1-carboxylate
Reaktionsgleichung
[OH:1][CH:2]1[CH:7]([C:8]2[CH:13]=[CH:12][C:11]([OH:14])=[CH:10][CH:9]=2)[CH2:6][CH2:5][N:4]([C:15]([O:17][C:18]([CH3:21])([CH3:20])[CH3:19])=[O:16])[CH2:3]1.Br[CH2:23][CH2:24][CH2:25][O:26][C:27]1[CH:32]=[CH:31][CH:30]=[C:29]([F:33])[C:28]=1[F:34]>>[F:34][C:28]1[C:29]([F:33])=[CH:30][CH:31]=[CH:32][C:27]=1[O:26][CH2:25][CH2:24][CH2:23][O:14][C:11]1[CH:10]=[CH:9][C:8]([CH:7]2[CH2:6][CH2:5][N:4]([C:15]([O:17][C:18]([CH3:21])([CH3:20])[CH3:19])=[O:16])[CH2:3][CH:2]2[OH:1])=[CH:13][CH:12]=1Komponenten
3
Versuchsvorschrift
Analogously to Method I, 0.750 g of tert-butyl 3-hydroxy-4-(4-hydroxyphenyl)piperidine-1-carboxylate and 0.776 g of 1-(3-bromopropoxy)-2,3-difluorobenzene are reacted. The title compound is obtained as a slightly yellowish oil. Rf=0.11 (1:2 EtOAc-heptane); Rt=5.13.
Quellen und Nachweise
- ORD-Eintrag
- ord-2dea1f6e796542fead035f63daf6be12