[F:1][C:2]1[C:3]([O:14][CH3:15])=[N:4][C:5]([C:8]#[C:9][Si](C)(C)C)=[N:6][CH:7]=1.C(C1N=C(OC)C=CN=1)#C>>[C:8]([C:5]1[N:4]=[C:3]([O:14][CH3:15])[C:2]([F:1])=[CH:7][N:6]=1)#[CH:9]Obtained (82%) from 5-fluoro-4-methoxy-2-((trimethylsilyl)ethynyl)pyrimidine (Preparation 16b) following the experimental procedure as described in Preparation 1b followed by purification by flash chromatography (99:1 dichloromethane/methanol).
Wird geladen…