2-Aminopyridine → 2-(3,4-Dimethoxyphenyl)imidazo[1,2-a]pyridine
Reaction equation
[NH2:1][C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][N:3]=1.[CH3:8][O:9][C:10]1[CH:11]=[C:12]([CH:17]=[CH:18][C:19]=1[O:20][CH3:21])[C:13](=O)[CH2:14]Br>>[CH3:8][O:9][C:10]1[CH:11]=[C:12]([C:13]2[N:1]=[C:2]3[CH:7]=[CH:6][CH:5]=[CH:4][N:3]3[CH:14]=2)[CH:17]=[CH:18][C:19]=1[O:20][CH3:21]Participants
3
Procedure
The title compound, pale yellow solid, m.p. 96° C. and MS: m/e=254.1 (M+), was prepared in accordance with the general method of example 1 from 2-amino-pyridine and 3,4-dimethoxy-phenacylbromide.
Sources & evidence
- ORD record
- ord-e2f11957528540f88db86216ceb9abfe
- Source dataset
- uspto-grants-2005_03
- Patent number
- US06861437B2
Reaction notes
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