naftokinon

listen to the pronunciation of naftokinon
السويدية - الإنجليزية
naphthoquinone
A fat-soluble vitamin that helps in the clotting of blood, vitamin K, antihemorrhagic factor
A yellow crystalline substance, C10H6O2, analogous to quinone, obtained by oxidizing naphthalene with chromic acid
Either of two isomers of polycyclic aromatic ketones derived from naphthalene