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

Vitamin K3 - Menadione

Molecular Weight: 172.18

Molecular Formula: C11H8O2

CAS Name: 2-Methyl-1,4-naphthalenedione

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

CAS number: 58-27-5

Vitamin K3 Structural Formula

Vitamin K3 3 D Structural Formula