3-formyl-7-methylsulfonylamino-6-phenoxy-4H-1-benzopyran-4-one → 3-hydroxymethyl-7-methylsulfonylamino-6-phenoxy-4H-1-benzopyran-4-one
Reaction equation
[CH:1]([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:2].B.[Na]>>[OH:2][CH2:1][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:16])=[O:17])=[CH:13][C:6]=2[O:5][CH:4]=1Participants
3
Procedure
3-Formyl-7-methylsulfonylamino-6-phenoxy-4H-1-benzopyran-4-one was reduced by sodium boron hydride to obtain 3-hydroxymethyl-7-methylsulfonylamino-6-phenoxy-4H-1-benzopyran-4-one.
Sources & evidence
- ORD record
- ord-63c5b34bac264453b93a137b0cf86b15
- Source dataset
- uspto-grants-1990_09
- Patent number
- US04954518
Reaction notes
Loading…