29285-87-8 3(2H)-Pyridazinone, 6-(p-methoxyphenyl)-4-methyl-2-(2-morpholinoethyl)-, hydrochloride 6-(p-Methoxyphenyl)-4-methyl-2-(2-morpholinoethyl)-3(2H)-pyridazinone hydrochloride AG 254 Morpholinoethyl-2 methyl-4 (p-methoxyphenyl)-6 pyridazone-3 chlorhydrate [French]