Trifluoroacetic acid → HCID 69352425, compound

Participants

Reaction Steps

To a solution of N-BOC-3(R)-cyclohexyl-(L)-proline from step A (1.0 g, 0.28 mmol) in CH2Cl2 (3 mL) at 0° C. was added TFA (6 mL). The reaction was allowed to warm to rt for 4 h. The reaction was then concentrated in vacuo and azeotroped with toluene. The crude product was used in the subsequent reaction.

Provenance & Evidence