Triethylamine → 3-[4-[N-(4-Fluoro-2-trifluoromethylphenyl)sulfamoyl]benzoylamino]propionic Acid Ethyl Ester
Reaction equation
[F:1][C:2]1[CH:7]=[CH:6][C:5]([NH:8][S:9]([C:12]2[CH:20]=[CH:19][C:15]([C:16](O)=[O:17])=[CH:14][CH:13]=2)(=[O:11])=[O:10])=[C:4]([C:21]([F:24])([F:23])[F:22])[CH:3]=1.Cl.[CH2:26]([O:28][C:29](=[O:33])[CH2:30][CH2:31][NH2:32])[CH3:27].O.OC1C2N=NNC=2C=CC=1.C(N(CC)CC)C.C1(N=C=NC2CCCCC2)CCCCC1>>[CH2:26]([O:28][C:29](=[O:33])[CH2:30][CH2:31][NH:32][C:16](=[O:17])[C:15]1[CH:14]=[CH:13][C:12]([S:9](=[O:11])(=[O:10])[NH:8][C:5]2[CH:6]=[CH:7][C:2]([F:1])=[CH:3][C:4]=2[C:21]([F:22])([F:23])[F:24])=[CH:20][CH:19]=1)[CH3:27]Participants
6
Reactant 5
Product 1
Procedure
Under the conditions of Example 2(a), 3.633 g (10 mmol) of 4-[N-(4-fluoro-2-trifluoromethylphenyl)sulfamoyl]benzoic acid, 1.536 g (10 mmol) of β-alanine ethyl ester hydrochloride, 1.531 g (10 mmol) of hydroxybenzotriazole, hydrate, as well as 1.012 g (10 mmol) of triethylamine and 2.063 g (10 mmol) of dicyclohexylcarbodiimide are reacted and worked up analogously. The crude product is chromatographed on silica gel and the title compound eluted with ethyl acetate.
Workup
- customThe crude product is chromatographed on silica gel
- washthe title compound eluted with ethyl acetate
Sources & evidence
- ORD record
- ord-6fbd435f8c6a472a9ac93343b33b35ca
- Source dataset
- uspto-grants-1993_05
- Patent number
- US05210290
Reaction notes
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