1,2-Dichloroethane → HCID 59077651, compound

Participants

Reaction Steps

To a mixture of 5-[5-(2,6-dichloro-phenylmethanesulfonyl)-2-oxo-1,2-dihydro-indol-(3Z)-ylidenemethyl]-2,4-dimethyl-1H-pyrrole-3-carboxylic acid (232 mg, 0.46 mmol), HOBt (68 mg, 0.51 mmol) and EDC (105 mg, 0.55 mmol) in DMF (8 mL) was added (2S,4R)-4-hydroxy-pyrrolidine-2-carboxylic acid cyclopropylamide (excess) and TEA (0.95 mL, 0.6 mmol). The mixture was stirred at rt for 3 days. The reaction was diluted with DCM (200 mL), washed with NH4Cl, NaHCO3, brine, dried and concentrated. The residue was purified on a silica gel column to give 92 mg of the titled compound. MS m/z 671 [M−1].

Provenance & Evidence