Triethylamine → 3-[3-[N-(4-Fluoro-2-trifluoromethylphenyl)sulfamoyl]propionylamino]propionic Acid Ethyl Ester
Reaction equation
[F:1][C:2]1[CH:7]=[CH:6][C:5]([NH:8][S:9]([CH2:12][CH2:13][C:14]([OH:16])=O)(=[O:11])=[O:10])=[C:4]([C:17]([F:20])([F:19])[F:18])[CH:3]=1.Cl.[CH2:22]([O:24][C:25](=[O:29])[CH2:26][CH2:27][NH2:28])[CH3:23].O.OC1C2N=NNC=2C=CC=1.C(N(CC)CC)C.C1(N=C=NC2CCCCC2)CCCCC1>>[CH2:22]([O:24][C:25](=[O:29])[CH2:26][CH2:27][NH:28][C:14](=[O:16])[CH2:13][CH2:12][S:9](=[O:10])(=[O:11])[NH:8][C:5]1[CH:6]=[CH:7][C:2]([F:1])=[CH:3][C:4]=1[C:17]([F:20])([F:19])[F:18])[CH3:23]Participants
6
Reactant 5
Product 1
Procedure
Under the conditions of Example 2(a), 3.152 g (10 mmol) of 3-[N-(4-fluoro-2-trifluoromethylphenyl)sulfamoyl]propionic 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 purified by column chromatography on silica gel. The title compound is eluted with ethyl acetate.
Workup
- customThe crude product is purified by column chromatography on silica gel
- washThe title compound is eluted with ethyl acetate
Sources & evidence
- ORD record
- ord-cea5deaab3f3451c861e1152e58c1553
- Source dataset
- uspto-grants-1993_05
- Patent number
- US05210290
Reaction notes
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