HCID 58392144, compound → HCID 58392389, compound

Participants

Reaction Steps

6.5 mg (102 μmol) of copper powder were added to a solution of 4.34 g of the compound from Example 94A in 75 ml of pyridine and 20 ml of ethanol. The reaction mixture was heated under reflux for 1 h. It was concentrated, and the crude product was purified by flash chromatography on silica gel (mobile phase: toluene/ethyl acetate gradient) to result in 2.55 g of the title compound.

Provenance & Evidence