Trifluoroacetic acid → HCID 178521335, compound

Participants

Reaction Steps

To a solution of the compound (1.92 g), which had been obtained in (1), in anhydrous dichloromethane (10 ml), trifluoroacetic acid (5 ml) was added under ice cooling. The resulting mixture was stirred for one hour, followed by concentration under reduced pressure. The residue was washed with hexane-ether, followed by evaporation of the solvent, whereby 2.78 g of the title target compound were obtained. The product was provided for the subsequent step without purification.

Provenance & Evidence