3-Isopropyl-4-methoxybenzaldehyde → 3-(3-Isopropyl-4-methoxybenzylidene)-4-methyl-1,3-dihydroindol-2-one
Reaction equation
[CH:1]([C:4]1[CH:5]=[C:6]([CH:9]=[CH:10][C:11]=1[O:12][CH3:13])[CH:7]=O)([CH3:3])[CH3:2].[CH3:14][C:15]1[CH:23]=[CH:22][CH:21]=[C:20]2[C:16]=1[CH2:17][C:18](=[O:24])[NH:19]2>>[CH:1]([C:4]1[CH:5]=[C:6]([CH:9]=[CH:10][C:11]=1[O:12][CH3:13])[CH:7]=[C:17]1[C:16]2[C:20](=[CH:21][CH:22]=[CH:23][C:15]=2[CH3:14])[NH:19][C:18]1=[O:24])([CH3:3])[CH3:2]Participants
3
Procedure
3-Isopropyl-4-methoxybenzaldehyde was condensed with 4-methyl-2-oxindole to give 0.25 g of 3-(3-isopropyl-4-methoxybenzylidene)-4-methyl-1,3-dihydroindol-2-one as a yellow-orange solid.
Sources & evidence
- ORD record
- ord-340ab3f3c16b4d54ba12dfd544e5a448
- Source dataset
- uspto-grants-2005_02
- Patent number
- US06855730B2
Reaction notes
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