[CH3:1][O:2][CH:3]([O:20][CH3:21])[C:4]1[N:13]=[C:12]2[C:7]([CH2:8][CH2:9][CH2:10][NH:11]2)=[CH:6][C:5]=1[CH:14]1[CH2:19]COC[CH2:15]1.CC1(C)C(C)(C)OB(C2C[CH2:34][N:33]([C:36]([O:38][C:39]([CH3:42])([CH3:41])[CH3:40])=[O:37])[CH2:32]C=2)O1>>[CH3:1][O:2][CH:3]([O:20][CH3:21])[C:4]1[C:5]([CH:14]2[CH2:19][CH2:34][N:33]([C:36]([O:38][C:39]([CH3:42])([CH3:41])[CH3:40])=[O:37])[CH2:32][CH2:15]2)=[CH:6][C:7]2[CH2:8][CH2:9][CH2:10][NH:11][C:12]=2[N:13]=1The title compound was synthesized in an analogous manner to intermediate 312 by replacing 2-(3,6-dihydro-2H-pyran-4-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane with tert-butyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-5,6-dihydropyridine-1(2H)-carboxylate. The title compound was obtained as a white foam. (UPLC-MS 3) tR 0.80 min; ESI-MS 392.3 [M+H]+.
Loading…