3-formyl-7-methylsulfonylamino-6-phenoxy-4H-1-benzopyran-4-one → 3-chloro-7-methylsulfonylamino-6-phenoxy-4H-1-benzopyran-4-one
Reaction equation
C([C:3]1[C:8](=[O:9])[C:7]2[CH:10]=[C:11]([O:19][C:20]3[CH:25]=[CH:24][CH:23]=[CH:22][CH:21]=3)[C:12]([NH:14][S:15]([CH3:18])(=[O:17])=[O:16])=[CH:13][C:6]=2[O:5][CH:4]=1)=O.[Cl:26][O-].[Na+]>>[Cl:26][C:3]1[C:8](=[O:9])[C:7]2[CH:10]=[C:11]([O:19][C:20]3[CH:25]=[CH:24][CH:23]=[CH:22][CH:21]=3)[C:12]([NH:14][S:15]([CH3:18])(=[O:17])=[O:16])=[CH:13][C:6]=2[O:5][CH:4]=1Participants
3
Procedure
3-Formyl-7-methylsulfonylamino-6-phenoxy-4H-1-benzopyran-4-one was reacted with sodium hypochlorite to obtain 3-chloro-7-methylsulfonylamino-6-phenoxy-4H-1-benzopyran-4-one.
Sources & evidence
- ORD record
- ord-aa75d998174e4bb7b1e68d82fd890e4d
- Source dataset
- uspto-grants-1990_09
- Patent number
- US04954518
Reaction notes
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