HCID 71293991, compound → HCID 71294061, compound

Participants

Reaction Steps

Compound B3 (48.9 mg, 0.0880 mmol) obtained in Step 1 was dissolved in trifluoroacetic acid (1.0 mL) and the solution was stirred at room temperature for 20 minutes. The solvent was evaporated under reduced pressure. The residue was purified by silica gel column chromatography (hexane/ethyl acetate=1/1) to give Compound 42 (38.6 mg, 100% yield).

Provenance & Evidence