6-(6-{[(1,1-Dimethylethoxy)carbonyl]amino}pyridin-2-yl)imidazo[1,2-a]pyridine-2-carboxylic acid → 6-(Furan-2-yl)imidazo[1,2-a]pyridine-2-carboxylic acid
Reaction equation
[O:1]1[CH:5]=[CH:4][CH:3]=[C:2]1[C:6]1[CH:7]=[CH:8][C:9]2[N:10]([CH:12]=[C:13]([C:15]([O:17]CC)=[O:16])[N:14]=2)[CH:11]=1.CC(C)(OC(NC1N=C(C2C=CC3N(C=C(C(O)=O)N=3)C=2)C=CC=1)=O)C>>[O:1]1[CH:5]=[CH:4][CH:3]=[C:2]1[C:6]1[CH:7]=[CH:8][C:9]2[N:10]([CH:12]=[C:13]([C:15]([OH:17])=[O:16])[N:14]=2)[CH:11]=1Participants
3
Procedure
384 mg of ethyl 6-(furan-2-yl)imidazo[1,2-a]pyridine-2-carboxylate are saponified under conditions similar to those described for the preparation of Intermediate 11 (step 11.3) to give 256 mg of 6-(furan-2-yl)imidazo[1,2-a]pyridine-2-carboxylic acid.
Sources & evidence
- ORD record
- ord-bcf881c472da4fdeb8d09d58aa59c562