Reaction equation
[F:1][C:2]1[CH:7]=[CH:6][C:5]([NH:8][S:9]([CH2:12][C:13]([OH:15])=O)(=[O:11])=[O:10])=[C:4]([C:16]([F:19])([F:18])[F:17])[CH:3]=1.Cl.[CH2:21]([O:23][C:24](=[O:30])[C@H:25]([C@@H:27]([CH3:29])[OH:28])[NH2:26])[CH3:22].O.OC1C2N=NNC=2C=CC=1.C(N(CC)CC)C.C1(N=C=NC2CCCCC2)CCCCC1>>[CH2:21]([O:23][C:24](=[O:30])[CH:25]([NH:26][C:13](=[O:15])[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:16]([F:19])([F:18])[F:17])[CH:27]([OH:28])[CH3:29])[CH3:22]Participants
6
Reactant 5
Product 1
Procedure
Under the conditions of Example 2(a), 3.012 g (10 mmol) of 2-[N-(4-fluoro-2-trifluoromethylphenyl)sulfamoyl]acetic acid, 1.736 g (10 mmol) of L-threonine 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 ethanol.
Workup
- customThe crude product is purified by column chromatography on silica gel
- washThe title compound is eluted with ethanol
Sources & evidence
- ORD record
- ord-afddacba0f7e42ddb8fe38397604375e
- Source dataset
- uspto-grants-1993_05
- Patent number
- US05210290
Linked notes
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