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Common name: Vitamin K3
Menadione
2-Methyl-1,4-naphthoquinone
Vitamin K3
C11H8O2
F.W. 172.18
CAS#: 58-27-5
Oil soluble.
MSDS for Menadione
1.General
Synonyms: 1,4-dhydro-1,4-dioxo-2-methylnaphthalene, 2-methyl-1,4-naphthalenedione, 2-methyl-1,4-naphthoquinone, aquakay, aquinone, hemodal, kaergona, kanone, kappaxan, kappaxin, karcon, kareon, kayklot, kayquinone, kipca, klottone, MNQ, panosine, prokayvit, synkay, thyloquinone, Vitamin K0, Vitamin K3, further trade names
Use: vitamin
Molecular formula: C11H8O
CAS No: 58-27-5
EINECS No: 200-372-6
Physical data
Appearance: yellow powder
Melting point: 102 C
Boiling point:
Vapour density:
Vapour pressure:
Density (g cm-3):
Flash point:
Explosion limits:
Autoignition temperature:
Water solubility:
2. Stability
Stable. May be light sensitive. Incompatible with strong oxidizing agents.
3. Toxicology
Harmful if swallowed. Skin, eye and respiratory irritant.
Toxicity data
(The meaning of any toxicological abbreviations which appear in this section is given here.)
ORL-MUS LD50 500 mg kg-1
IPR-MUS LD50 50 mg kg-1
4. Risk phrases
(The meaning of any risk phrases which appear in this section is given here.)
R22 R36 R37 R38.
5. Transport information
(The meaning of any UN hazard codes which appear in this section is given here.)
Non-hazardous for air, sea and road freight.
Personal protection
Safety glasses.
Safety phrases
(The meaning of any safety phrases which appear in this section is given here.)
S26 S36.
Specification of Vitamin K3 (USP):
Assay (C11H8O2; Dried basis): 98.5-101.0%
Melting Range: 105¡ã-107¡ãC
Loss on Drying: 0.3% Max
Residue on Ignition: 0.1% Max
Ordinary Impurities: To pass test