menaquinone

Vitamin K 2 A group of substances similar to VITAMIN K 1 which contains a ring of 2-methyl-1,4-naphthoquinione and an isoprenoid side chain of varying number of isoprene units. In vitamin K 2, each isoprene unit contains a double bond. They are produced by bacteria including the normal intestinal flora.

Molecular Formula: C₅₁H₇₂O₂

InChI: InChI=1/C51H72O2/c1-38(2)20-13-21-39(3)22-14-23-40(4)24-15-25-41(5)26-16-27-42(6)28-17-29-43(7)30-18-31-44(8)32-19-33-45(9)36-37-47-46(10)50(52)48-34-11-12-35-49(48)51(47)53/h11-12,20,22,24,26,28,30,32,34-36H,13-19,21,23,25,27,29,31,33,37H2,1-10H3

InChIKey: InChIKey=LXKDFTDVRVLXFY-UHFFFAOYAV
SMILES: CC1=C(C(=O)C2=CC=CC=C2C1=O)CC=C(C)CCC=C(C)CCC=C(C)CCC=C(C)CCC=C(C)CCC=C(C)CCC=C(C)CCC=C(C)C

Names:
    menaquinone-8
    menaquinone
    vitamin K2
    VITAMIN_K_{2
    3-methyl-2-(3,7,11,15,19,23,27,31-octamethyldotriaconta-2,6,10,14,18,22,26,30-octaenyl)naphthalene-1,4-dione

Registries:
    PubChem CID 1184
    PubChem ID 3282