3,7,11,15,19-Pentamethyl-2,6,10,14,18-eicosapentaenoic Acid Ethyl Ester

3,7,11,15,19-Pentamethyl-2,6,10,14,18-eicosapentaenoic Acid Ethyl Ester is an intermediate in the synthesis of Menaquinone 6 (M218590). Menaquinones are isoprenoid quinones of the naphthalene series and belongs to the K2 Vitamin homologs. Menaquinones were originally discovered as the anti-hemorrhagic factor and now encompasses a variety of physiological processes. Menaquinone-6 were the major isoprenoid quinones found in membrane preparations of Campylobacter jejuni and Campylobacter fetus.