p-Toluenesulfonic acid → HCID 178520832, compound
Reaction equation
[NH2:1][CH2:2][CH2:3][CH2:4][OH:5].[Cl:6][C:7]1[CH:8]=[C:9]([C:14]2([OH:24])[C:22]3[C:17](=[CH:18][CH:19]=[CH:20][CH:21]=3)[NH:16][C:15]2=O)[CH:10]=[CH:11][C:12]=1[Cl:13].C1(C)C=CC(S(O)(=O)=O)=CC=1>>[Cl:6][C:7]1[CH:8]=[C:9]([C:14]2([OH:24])[C:22]3[C:17](=[CH:18][CH:19]=[CH:20][CH:21]=3)[N:16]=[C:15]2[NH:1][CH2:2][CH2:3][CH2:4][OH:5])[CH:10]=[CH:11][C:12]=1[Cl:13]Participants
4
Procedure
Reaction of 3-aminopropanol with 3-(3,4-dichlorophenyl)-3-hydroxy-3H-indol-2-one in presence of toluene-p-sulphonic acid by a procedure analogous to that of Example 1 gives 3-(3,4-dichlorophenyl)-2-(3-hydroxypropylamino)-3H-indol-3-ol
Sources & evidence
- ORD record
- ord-73bfead7ed3b47a78513be58f68e6539
- Source dataset
- uspto-grants-1976_05
- Patent number
- US03957819
Reaction notes
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