5-Chloro-2-picolinic acid → N-[3-[(4S)-2-amino-4-methyl-5,6-dihydro-1,3-oxazin-4-yl]-4-fluorophenyl]-5-chloropyridine-2-carboxamide
Reaction equation
C(OC(=O)[NH:7][C:8]1[O:9][CH2:10][CH2:11][C@:12]([C:15]2[CH:20]=[C:19]([NH2:21])[CH:18]=[CH:17][C:16]=2[F:22])([CH3:14])[N:13]=1)(C)(C)C.[Cl:24][C:25]1[CH:26]=[CH:27][C:28]([C:31](O)=[O:32])=[N:29][CH:30]=1>>[NH2:7][C:8]1[O:9][CH2:10][CH2:11][C@:12]([C:15]2[CH:20]=[C:19]([NH:21][C:31]([C:28]3[CH:27]=[CH:26][C:25]([Cl:24])=[CH:30][N:29]=3)=[O:32])[CH:18]=[CH:17][C:16]=2[F:22])([CH3:14])[N:13]=1Participants
3
Procedure
The coupling of [(S)-4-(5-amino-2-fluoro-phenyl)-4-methyl-5,6-dihydro-4H-[1,3]oxazin-2-yl]-carbamic acid tert-butyl ester from experiment F1 (R3=Me) and 5-chloro-pyridine-2-carboxylic acid followed by deprotection using procedure H yielded the title compound. MS (ESI): m/z=363.1 [M+H]+.