1,1'-Biphenyl, 3-nitro- → 3'-Nitrobiphenyl sulfonic acid
Reaction equation
[N+:1]([C:4]1[CH:5]=[C:6]([C:10]2[CH:15]=[CH:14][CH:13]=[CH:12][CH:11]=2)[CH:7]=[CH:8][CH:9]=1)([O-:3])=[O:2].Cl[S:17]([OH:20])(=[O:19])=[O:18]>>[N+:1]([C:4]1[CH:5]=[C:6]([C:10]2[C:11]([S:17]([OH:20])(=[O:19])=[O:18])=[CH:12][CH:13]=[CH:14][CH:15]=2)[CH:7]=[CH:8][CH:9]=1)([O-:3])=[O:2]Participants
3
Procedure
3′-Nitrobiphenyl (10 g) was added slowly to chlorosulfonic acid (20 mL) at room temperature and stirring was continued for 2 hours. The mixture was carefully dripped into ice water and extracted with DCM. The solvent was evaporated to give the title compound as a white powder.
Workup
- extractionextracted with DCM
- customThe solvent was evaporated
Sources & evidence
- ORD record
- ord-590184f8be554f56bc108f97d6715624
- Source dataset
- uspto-grants-2011_06
- Patent number
- US07964643B2
Reaction notes
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