Synonyms: 1,4-Naphthalenedione,2-(3,7,11,15,19,23-hexamethyl-2,6,10,14,18,22-tetracosahexaenyl)-3-methyl-,(all-E)-; 1,4-Naphthalenedione,2-[(2E,6E,10E,14E,18E)-3,7,11,15,19,23-hexamethyl-2,6,10,14,18,22-tetracosahexaenyl]-3-methyl-(9CI); Farnoquinone (6CI,7CI); Farnoquinone, (all-E)- (8CI); MK6; Menaquinone6; Menaquinone K6; Vitamin K2; Vitamin K2(30); Vitamin MK6