Benzaldehyde, 2-ethoxy- → ethyl 4-(2-ethoxyphenyl)-6-propyl-2,4-dihydro-1H-pyrazolo[3,4-b]pyridine-5-carboxylate
Reaction equation
[CH2:1]([O:3][C:4]1[CH:11]=[CH:10][CH:9]=[CH:8][C:5]=1[CH:6]=O)[CH3:2].[NH2:12][C:13]1[CH:17]=[CH:16][NH:15][N:14]=1.O=[C:19]([CH2:26][CH2:27][CH3:28])[CH2:20][C:21]([O:23][CH2:24][CH3:25])=[O:22]>>[CH2:1]([O:3][C:4]1[CH:11]=[CH:10][CH:9]=[CH:8][C:5]=1[CH:6]1[C:20]([C:21]([O:23][CH2:24][CH3:25])=[O:22])=[C:19]([CH2:26][CH2:27][CH3:28])[NH:12][C:13]2=[N:14][NH:15][CH:16]=[C:17]12)[CH3:2]Participants
4
Procedure
The title compound was prepared from 2-ethoxybenzaldehyde, 3-aminopyrazole and ethyl 3-ketohexanoate in the same manner as in Example 25.
Sources & evidence
- ORD record
- ord-e9856a06e93b429bbd1e36e7e35c4272
- Source dataset
- uspto-grants-2005_12
- Patent number
- US06977262B2
Reaction notes
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