1-Methanesulfonyl-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1,2,3,6-tetrahydropyridine → 4-[5-(1-Methanesulfonyl-1,2,3,6-tetrahydro-pyridin-4-yl)-2,3-dihydro-furo[2,3-c]pyridin-2-yl]-piperidine-1-carboxylic acid isopropyl ester
Reaktionsgleichung
[CH:1]([O:4][C:5]([N:7]1[CH2:12][CH2:11][CH:10]([CH:13]2[O:22][C:16]3=[CH:17][N:18]=[C:19](Cl)[CH:20]=[C:15]3[CH2:14]2)[CH2:9][CH2:8]1)=[O:6])([CH3:3])[CH3:2].[CH3:23][S:24]([N:27]1[CH2:32][CH:31]=[C:30](B2OC(C)(C)C(C)(C)O2)[CH2:29][CH2:28]1)(=[O:26])=[O:25]>>[CH:1]([O:4][C:5]([N:7]1[CH2:12][CH2:11][CH:10]([CH:13]2[O:22][C:16]3=[CH:17][N:18]=[C:19]([C:30]4[CH2:31][CH2:32][N:27]([S:24]([CH3:23])(=[O:26])=[O:25])[CH2:28][CH:29]=4)[CH:20]=[C:15]3[CH2:14]2)[CH2:9][CH2:8]1)=[O:6])([CH3:3])[CH3:2]Komponenten
3
Edukt 2
Produkt 1
Versuchsvorschrift
The title compound is prepared from 4-(5-chloro-2,3-dihydro-furo[2,3-c]pyridin-2-yl)-piperidine-1-carboxylic acid isopropyl ester and 1-(methylsulfonyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,2,3,6-tetrahydropyridine following a procedure analogous to that described in Example 28. LC (method 7): tR=1.03 min; Mass spectrum (ESI+): m/z=450 [M+H]+.