1,8-Naphthalenedicarboxylic acid anhydride 1,8-Naphthalic acid anhydride 1,8-Naphthalic anhydride 1H,3H-Naphtho(1,8-cd)pyran-1,3-dione 1H,3H-Naphtho(1,8-cd)pyran-1,3-dione (9CI) 5-17-11-00492 (Beilstein Handbook Reference) 81-84-5 AI3-09071 BRN 0153190 EINECS 201-380-2 NAPHTHALENEDICARBOXYLIC ANHYDRIDE NSC 5747 Naphthalene-1,8-dicarboxylic anhydride Naphthalic acid anhydride Naphthalic anhydride Naphthalic anhydride (7CI,8CI) Pakarli Protect Protect (agrochemical)