Water → N4-[2-(tert-butylcarbonyl)amino-3-methoxypyrid-6-yl]-2-chloro-5-fluoro-4-pyrimidineamine
Reaction equation
[NH2:1][C:2]1[N:7]=[C:6]([NH:8][C:9]([C:11]([CH3:14])([CH3:13])[CH3:12])=[O:10])[C:5]([O:15][CH3:16])=[CH:4][CH:3]=1.[Cl:17][C:18]1[N:23]=[C:22](Cl)[C:21]([F:25])=[CH:20][N:19]=1.O>CO>[C:11]([C:9]([NH:8][C:6]1[C:5]([O:15][CH3:16])=[CH:4][CH:3]=[C:2]([NH:1][C:20]2[C:21]([F:25])=[CH:22][N:23]=[C:18]([Cl:17])[N:19]=2)[N:7]=1)=[O:10])([CH3:13])([CH3:12])[CH3:14]Participants
5
Procedure
A homogeneous mixture of 6-amino-2-(tert-butylcarbonyl)amino-3-methoxypyridine (35) (1.5 g, 6.72 mmol) and 2,4-dichloro-5-fluoropyrimidine (53) (1.68 g, 10 mmol) in methanol:water (20 mL, each) was stirred at 60° C. for 48 hours. The reaction mixture upon dilution with water (100 mL) gave a solid, which was isolated by filtration to obtain N4-[2-(tert-butylcarbonyl)amino-3-methoxypyrid-6-yl]-2-chloro-5-fluoro-4-pyrimidineamine. LCMS: purity: 89%; MS (m/z): 354 (MH+).
Workup
- customwhich was isolated by filtration
Sources & evidence
- ORD record
- ord-8f74d827958640b2b5f3d64efe6f74f2
- Source dataset
- uspto-grants-2014_08
- Patent number
- US08815848B2
Reaction notes
Loading…