9,10-Anthracenedione,6-ethyl-1,2,3,4-tetrahydro, 2-Ethyl-5,6,7,8-tetrahydroanthraquinone, USAF SO-2, 2-ethyl-5,6,7,8-tetrahydro-9,10-anthraquinone, Tetrahydro-2-ethylanthraquinone, 6-Ethyl-1,2,3,4-tetrahydroanthraquinone, 6-Aethyl-1,2,3,4-tetrahydro-anthrachinon, EINECS 239-600-4, 2-ethyl-5,6,7,8-tetrahydro-9,10-antraquinone, ANTHRAQUINONE,2-ETHYL-5,6,7,8-TETRAHYDRO