The Vitamin K 2 has the CAS registry number 11032-49-8. Its EINECS number is 234-264-5. What's more, its systematic name is 2-methyl-3-((2E,6E,10E)-3,7,11,15-tetramethylhexadeca-2,6,10,14-tetraen-1-yl)naphthalene-1,4-dione. Its classification codes are: (1)AntifibrinolyticAgents; (2)Coagulants; (3)FibrinModulatingAgents; (4)GrowthSubstances; (5)HematologicAgents; (6)Hemostatics; (7)Micronutrients; (8)Vitamins. Vitamin K 2 (menaquinone, menatetrenone) is normally produced by bacteria in the large intestine. Osteoporosis and coronary heart disease are strongly associated with lower levels of K 2 (menaquinone). The function of vitamin K in the cell is to convert glutamate in proteins to gamma-carboxyglutamate.

When you are using this chemical, please be cautious about it as the following:
You should not breathe dust. When using it, you need avoid contacting with skin and eyes. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice.When using it, you need wear suitable gloves and eye/face protection.