3-Chlorobenzenesulphonyl chloride → HCID 68406665, compound
Reaction equation
[Cl:1][C:2]1[CH:3]=[C:4]([S:8]([NH:11][C:12]2[CH:13]=[C:14]([CH:29]=[CH:30][CH:31]=2)[C:15]([NH:17][C:18]2[CH:26]=[CH:25][C:21]([C:22]([OH:24])=[O:23])=[C:20]([O:27][CH3:28])[CH:19]=2)=[O:16])(=[O:10])=[O:9])[CH:5]=[CH:6][CH:7]=1.Cl[C:33]1C=C(S(Cl)(=O)=O)C=C[CH:38]=1>>[CH2:33]([O:23][C:22](=[O:24])[C:21]1[CH:25]=[CH:26][C:18]([NH:17][C:15](=[O:16])[C:14]2[CH:29]=[CH:30][CH:31]=[C:12]([NH:11][S:8]([C:4]3[CH:5]=[CH:6][CH:7]=[C:2]([Cl:1])[CH:3]=3)(=[O:9])=[O:10])[CH:13]=2)=[CH:19][C:20]=1[O:27][CH3:28])[CH3:38]Participants
3
Procedure
4-[3-(3-Chloro-benzenesulfonylamino)-benzoylamino]-2-methoxy-benzoic acid, MS (ISP): m/e=459.3 (M+H+), was prepared in analogy to example 17, steps A to D. Step C was performed using 3-chloro-benzenesulfonyl chloride and yielded 4-[3-(3-chloro-benzenesulfonylamino)-benzoylamino]-2-methoxy-benzoic acid ethyl ester, which was hydrolyzed in step D.
Sources & evidence
- ORD record
- ord-a1fa24cbb5f648c98de296b1e6b9e564
- Source dataset
- uspto-grants-2010_05
- Patent number
- US07723538B2
Reaction notes
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