2-Chloro-4-fluorobenzonitrile → n-(3-Chloro-4-cyanophenyl)alanine iso-butyl ester
Reaction equation
[Cl:1][C:2]1[CH:9]=[C:8](F)[CH:7]=[CH:6][C:3]=1[C:4]#[N:5].Cl.[CH2:12]([O:16][C:17](=[O:21])[CH:18]([CH3:20])[NH2:19])[CH:13]([CH3:15])[CH3:14]>>[CH2:12]([O:16][C:17](=[O:21])[C@H:18]([CH3:20])[NH:19][C:8]1[CH:7]=[CH:6][C:3]([C:4]#[N:5])=[C:2]([Cl:1])[CH:9]=1)[CH:13]([CH3:15])[CH3:14]Participants
3
Procedure
Following General Procedure AP above and using 2-chloro-4-fluorobenzonitrile (Aldrich) and D,L-alanine iso-butyl ester hydrochloride (from Example AA above), the title compound was prepared. The product was recovered by column chromatography on silica gel using 1:5 EtOAc/hexanes as the eluant.
Workup
- customThe product was recovered by column chromatography on silica gel using 1:5 EtOAc/hexanes as the eluant
Sources & evidence
- ORD record
- ord-629479bd9a2e493da85f3bb8591ce852
- Source dataset
- uspto-grants-2003_05
- Patent number
- US06559141B2
Reaction notes
Loading…