... PENNSYLVANIA ] Preparation of 2-Phenylnaphth [ 1,2] imidazole and 2-Methylnaphth [ 1,2] imidazole BY CHARLES F. KELLY AND ALLAN R. DAY ... of dry acetone and 13.9 cc. (0.17 mole) of pyridine and 19.9 cc. (0.17 mole) of ben- zoyl chloride added. After standing for two days the mix- ture was cooled and filtered. The filtrate was refluxed for several hours and on cooling more of the benzoyl deriva- tive was obtained. ...