Vitamin K is an oil soluble vitamin, Vitamin K compounds consist in 3 groups : Vitamin K1, Vitamin K2, and vitamin K3

Nutritional Phytochemical Analytical Laboratory

Menaquinones-4

Molecular Weight: 444.65

Molecular Formula: C31H40O2

CAS Name: (E,E,E)-2-Methyl-3-(3,7,11,15-tetramethyl-2,6,10,14-hexadecatetraenyl)-1,4-naphthalenedione

Other Name: menatetrenone

CAS number: 863-61-6

Vitamin K2 - Menaquinones

Menaquinones-6

Molecular Weight: 580.88

Molecular Formula: C41H56O2

CAS Name: (all-E)-2-(3,7,11,15,19,23-Hexamethyl-2,6,10,14,18,22-tetracosahexaenyl)-3-methyl-1,4-naphthalenedione

Other Name: 2-difarnesyl-3-methyl-1,4-naphthoquinone

CAS number: 84-81-1

Menaquinones-7

Molecular Weight: 649.00

Molecular Formula: C46H64O2

CAS Name: (all-E)-2-(3,7,11,15,19,23,27-Heptamethyl-2,6,10,14,18,22,26-octacosaheptaenyl)-3-methyl-1,4-naphthalenedione

Other Name: Vitamin K2(35)

CAS number: 2124-57-4

Vitamin K2 Structural Formula