Pyridine → HCID 14916058, compound

Participants

Reaction Steps

A stirred solution of compound A (7.13 g, 40 mmol), pyridine (7.5 mL) in dichloromethane (30 mL) was treated with acetic anhydride (5 g, 49 mmol). After 24 hours the mixture was diluted with ether (150 mL) and washed with water (50 mL), saturated copper sulfate solution (25 mL,3x), dried (magnesium sulfate), filtered and concentrated. The residue was coevaporated with toluene (10 mL, 3x) to obtain the title compound (5.93 g) as a colorless oil.

Provenance & Evidence