5-Chlorothiophene-2-boronic acid → HCID 69519597, compound
Reaction equation
I[C:2]1[CH:7]=[CH:6][C:5]([O:8][C:9](=[O:18])[N:10]([CH3:17])[C:11]2[CH:16]=[CH:15][CH:14]=[CH:13][CH:12]=2)=[CH:4][CH:3]=1.[Cl:19][C:20]1[S:24][C:23](B(O)O)=[CH:22][CH:21]=1>>[Cl:19][C:20]1[S:24][C:23]([C:2]2[CH:7]=[CH:6][C:5]([O:8][C:9](=[O:18])[N:10]([CH3:17])[C:11]3[CH:16]=[CH:15][CH:14]=[CH:13][CH:12]=3)=[CH:4][CH:3]=2)=[CH:22][CH:21]=1Participants
3
Procedure
The title compound was prepared from methyl-phenyl-carbamic acid 4-iodo-phenyl ester and 5-chloro-2-thiopheneboronic acid. The crude product was purified by flash chromatography (Quad flash 12, EtOAc-heptane 1:9) (53%, pink crystals).
Workup
- customThe crude product was purified by flash chromatography (Quad flash 12, EtOAc-heptane 1:9) (53%, pink crystals)
Sources & evidence
- ORD record
- ord-6823645782364687aff7add4508a9bcf
- Source dataset
- uspto-grants-2006_06
- Patent number
- US07067517B2
Reaction notes
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