2-(Dimethylamino)-4H-naphtho(1,2-b)pyran-4-one 2-Dimetilammino-4-oxo-4H-nafto(1,2-b)pirano [Italian] 4H-Naphtho(1,2-b)pyran-4-one, 2-(dimethylamino)- 5-18-11-00496 (Beilstein Handbook Reference) 61035-01-6 BRN 1645427 K 12164