.alpha.-Nitroso-.beta.-naphthol .alpha.-Nitrosonaphthol 1-Nitroso-2-naphthol 131-91-9 2-Naphthalenol, 1-nitroso- 2-Naphthol, 1-nitroso- NSC4151 Nitroso-.beta.-naphthol WLN: L66J BNO CQ