5-Cyanopyridine-2-carboxylic acid → 5-Cyano-pyridine-2-carboxylic acid [3-((R)-2-amino-5,5-difluoro-4,6,6-trimethyl-5,6-dihydro-4H-[1,3]oxazin-4-yl)-4-fluoro-phenyl]-amide
Reaktionsgleichung
[NH2:1][C:2]1[CH:3]=[CH:4][C:5]([F:20])=[C:6]([C@:8]2([CH3:19])[C:13]([F:15])([F:14])[C:12]([CH3:17])([CH3:16])[O:11][C:10]([NH2:18])=[N:9]2)[CH:7]=1.[C:21]([C:23]1[CH:24]=[CH:25][C:26]([C:29](O)=[O:30])=[N:27][CH:28]=1)#[N:22]>>[NH2:18][C:10]1[O:11][C:12]([CH3:16])([CH3:17])[C:13]([F:14])([F:15])[C@:8]([C:6]2[CH:7]=[C:2]([NH:1][C:29]([C:26]3[CH:25]=[CH:24][C:23]([C:21]#[N:22])=[CH:28][N:27]=3)=[O:30])[CH:3]=[CH:4][C:5]=2[F:20])([CH3:19])[N:9]=1Komponenten
3
Edukt 2
Produkt 1
Versuchsvorschrift
The condensation of (R)-4-(5-amino-2-fluoro-phenyl)-5,5-difluoro-4,6,6-trimethyl-5,6-dihydro-4H-[1,3]oxazin-2-ylamine (intermediate XI-2) and 5-cyano-pyridine-2-carboxylic acid following procedure I yielded the title compound as an off-white foam. MS (ISP): m/z=418.2 [M+H]+.