Naphthoquinone
Naphthoquinones constitute a class of organic compounds (quinones) structurally related to naphthalene. The 1,2- and 1,4-isomers are common but others exist: 1,2-Naphthoquinone 1,4-Naphthoquinone 2,6-Naphthoquinone == Use and occurrence == Many natural products feature naphthoquinones, especially the 1,4 isomer.