p-Bromobenzenesulfonyl chloride → (E)-3-[1-(4-bromo-benzenesulfonyl)-1H-pyrrol-3-yl]-acrylic acid tert-butyl ester
Reaction equation
[C:1]([O:5][C:6](=[O:14])/[CH:7]=[CH:8]/[C:9]1[CH:13]=[CH:12][NH:11][CH:10]=1)([CH3:4])([CH3:3])[CH3:2].[Br:15][C:16]1[CH:21]=[CH:20][C:19]([S:22](Cl)(=[O:24])=[O:23])=[CH:18][CH:17]=1>>[C:1]([O:5][C:6](=[O:14])/[CH:7]=[CH:8]/[C:9]1[CH:13]=[CH:12][N:11]([S:22]([C:19]2[CH:20]=[CH:21][C:16]([Br:15])=[CH:17][CH:18]=2)(=[O:24])=[O:23])[CH:10]=1)([CH3:4])([CH3:2])[CH3:3]Participants
3
Procedure
Starting from compound D1 and 4-bromo-benzenesulfonyl chloride the title compound can be obtained analogously as described for compound D2.
Sources & evidence
- ORD record
- ord-c84d200956574975bae50188e579a3a4
- Source dataset
- uspto-grants-2013_03
- Patent number
- US08399505B2
Reaction notes
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