Trifluoroacetic acid → HCID 68426417, compound

Participants

Reaction Steps

To a solution of the intermediate from step E (551 mg, 1.19 mmol) in DCM (10 mL) was added TFA (10 mL). After stirring at room temperature for 4 hours the reaction mixture was concentrated in vacuo and azeotroped with toluene (3×). A white solid obtained. This material was used in the next step without any further purification. LC-MS: 2.38 min; (M+H)=406.0.

Provenance & Evidence