Naphthoquinone

Naphthoquinones constitute a class of organic compounds structurally related to naphthalene. Two isomers are common for the parent naphthoquinones:
Natural products

- Alkannin
 - Hexahydroxy-1,4-naphthalenedione
 - Juglone
 - Lapachol
 - Lawsone
 - Menatetrenone
 - 2-Methoxy-1,4-naphthoquinone, a compound found in Impatiens species
 - Nigrosporin B
 - Phylloquinone
 - Plumbagin
 - Spinochrome B
 - Spinochrome D
 - Vitamin K and related compounds
- Phylloquinone
 - Vitamin K2
 - Menadione (2-Methyl-1,4-naphthoquinone)
 
 
Synthetic naphthoquinones
- 5,8-Dihydroxy-1,4-naphthoquinone and dihydroxynaphthoquinones
 - Atovaquone
 - Buparvaquone, an antiprotozoal drug used in veterinary medicine
 - Diazonaphthoquinone, a diazo derivative of naphthoquinone
 - 1,2-Naphthoquinone, from the biodegradation of naphthalene.