Article: Phylloquinone

Phylloquinone
Common name	phylloquinone
Systematic name	2-methyl-3-(3,7,11,15-tetramethylhexadec- 2-enyl)naphthalene-1,4-dione
Other names	vitamin K1; phytonadione; phytomenadione
Chemical formula	C31H46O2
Molecular mass	450.68 g/mol

Phylloquinone is a polycyclic aromatic ketone, based on 1,4-naphthoquinone, with 2-methyl and 3-phytyl substituents. It is often called vitamin K₁.

It is a fat-soluble vitamin that is stable to air and moisture but decomposes in sunlight. It is found naturally in a wide variety of green plants.

See also

• Vitamin K