Trifluoroacetic acid → HCID 67056716, compound

Participants

Reaction Steps

The compound (367 mg) obtained in Example 237 was dissolved in methylene chloride (10 ml), and trifluoroacetic acid (10 ml) was added to stir the mixture at room temperature for 2 hours. The reaction mixture was dried to solid under reduced pressure. The title compound was obtained from the thus-obtained crude product and formalin in a similar manner to the process described in Example 18.

Provenance & Evidence