Trifluoroacetic acid → HCID 58247412, compound

Participants

Reaction Steps

To a solution of Compound 17b (1.5 g; 3.6 mmol) in CH2Cl2 (30 mL) was adde TFA (10 mL). The solution was stirred at room temperature for 1.5 h, and the solvent was evaporated in vacuo. The residue was triturated with Et2O, collected the solid and dried to afford the title Compound 17c (2.25 g; 96% yield based on tri-TFA salt). MS: m/z 309.2 (M+H)+.

Provenance & Evidence