2-Methyl-3-(alpha-naphthyl) chinazolon-4 hydrochloride [German] 3-(1-Naphthyl)-2-methyl-4(3H)-quinazolinone hydrochloride 341-43-5 4(3H)-Quinazolinone, 2-methyl-3-(1-naphthyl)-, HCl 4(3H)-Quinazolinone, 2-methyl-3-(1-naphthyl)-, hydrochloride CHI 42