1,4-naphthoquinones menadione 172.052 172.18002 2-Methyl-1,4-naphthochinon 2-Methyl-1,4-naphthoquinone 2-methyl-1,4-naphthalenedione 2-methylnaphthalene-1,4-dione A member of the class of 1,4-naphthoquinones that is 1,4-naphthoquinone which is substituted at position 2 by a methyl group. It is used as a nutritional supplement and for the treatment of hypoprothrombinemia. C11H8O2 CAS:58-27-5 CC1=CC(=O)c2ccccc2C1=O CHEBI:27304 CHEBI:28869 CHEBI:46306 CHEBI:6747 DrugBank:DB00170 Drug_Central:1683 HMDB:HMDB0001892 InChI=1S/C11H8O2/c1-7-6-10(12)8-4-2-3-5-9(8)11(7)13/h2-6H,1H3 KEGG:C05377 KEGG:D02335 LINCS:LSM-3755 MENADIONE MJVAVZPDRWSRRC-UHFFFAOYSA-N Menadione PDBeChem:VK3 PMID:13779073 PMID:15052609 PMID:16469140 PMID:1650428 PMID:28166217 PMID:9380028 Reaxys:1908453 Vitamin K3 Wikipedia:Menadione chebi_ontology menadione