Vitamin K1

CAS number: 84-80-0

Molecular formula: C31H46O2

molecular weight: 450.6957

Chemical structure:

Product Name
Vitamin K1
Shelf Life
2 years
Item
Test
Result
Appearance
A clear, intense yellow, viscous, oily liquid, practically insoluble in water, sparingly soluble in alcohol, miscible with fatty oils.
conform
Identification
Refractive index
1.523-1.526
1.525
UV spectrum
Test solution and std solution exhibit maxima at the same wavelength and absorptivity at 248nm is within 3.0%
conform
Infrared spectrum
Conformance with standard spectrum
conform
Reaction 1
A 1 in 20solution of it in dehydrated Alcohol is neutral to litmus.
conform
Reaction 2
Test the limit of menadione
conform
Assay (Z and E isomers)
97.0% to 103.0%
98.31%
Assay (z isomer)
≤21.0%
16.69%
Conclusion: The product comply with USP35.