1,4-Dihydro-1,4-diketonaphthalene 1,4-NAPHTHOQUINONE 1,4-Naftochinon [Czech] 1,4-Naphthalenedione 1,4-Naphthylquinone 130-15-4 AI3-24292 CCRIS 5424 EINECS 204-977-6 HSDB 2037 NSC 9583 RCRA waste no. U166 RCRA waste number U166 USAF CY-10 alpha-Naphthoquinone p-Naphthoquinone