p-Toluenesulfonic acid → HCID 18770768, compound
Reaction equation
[Cl:1][C:2]1[CH:10]=[CH:9][C:5]([C:6]([NH2:8])=[O:7])=[CH:4][CH:3]=1.[Cl:11][C:12]([Cl:18])([CH2:15][CH2:16][CH3:17])[CH:13]=O.[NH:19]1[C:23]2[CH:24]=[CH:25][CH:26]=[CH:27][C:22]=2[N:21]=[N:20]1.C1(C)C=CC(S(O)(=O)=O)=CC=1>>[N:19]1([CH:13]([NH:8][C:6](=[O:7])[C:5]2[CH:9]=[CH:10][C:2]([Cl:1])=[CH:3][CH:4]=2)[C:12]([Cl:18])([Cl:11])[CH2:15][CH2:16][CH3:17])[C:23]2[CH:24]=[CH:25][CH:26]=[CH:27][C:22]=2[N:21]=[N:20]1Participants
5
Procedure
4-Chlorobenzamide, 2,2-dichloropentanal, benzotriazole, and p-toluenesulfonic acid were processed as described in Example 53A to provide the desired product.