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LC4119 Methylstyrene

(mixture of 3- and 4-isomers) stabilised with 4-tert-butylpyrocatechol for synthesis


Order number Packaging Quantity Price €
AC31119 Glass bottle 100 ml 11.88
AC31119 Glass bottle 1 l 22.05


Product information
Synonyms Vinyltoluene
Hill Formula C9H10
Chemical formula 3/4-(CH3)C6H4CH=CH2
HS Code 2902 90 00
EC number 215-292-7
Molar mass 118.18 g/mol
CAS number 1319-73-9


Chemical and physical data
Ignition temperature 575 °C
Solubility 0.09 g/l (20 °C)
Melting point -77 °C
Molar mass 118.18 g/mol
Density 0.893 g/cm3 (25 °C)
Boiling point 168 °C
Vapor pressure 1.47 hPa (20 °C)
Explosion limit 1.1 – 5.2 %(V)
Flash point 60 °C


Safety information according to GHS
Hazard Statement(s) H226: Flammable liquid and vapour.
H332: Harmful if inhaled.
H315: Causes skin irritation.
H319: Causes serious eye irritation.
Precautionary Statement(s) P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word Warning
Hazard Pictogram(s)
Storage class 3 Flammable Liquids
WGK WGK 1 slightly water endangering
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.


Safety information
R Phrase R 10-20-36/37/38-52/53
Flammable.Harmful by inhalation.Irritating to eyes, respiratory system and skin.Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
S Phrase S 26-61
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Avoid release to the environment. Refer to special instructions/ Safety data sheets.
Categories of danger flammable, harmful, irritant, dangerous for the environment
Hazard Symbol



Transport information
Declaration (transport by sea) IMDG-Code UN 2618 VINYLTOLUENES, STABILIZED, 3, III
Declaration (transport by air) IATA-DGR UN 2618 VINYLTOLUENES, STABILIZED, 3, III


Toxicological data
LD 50 oral LD50 rat 5000 mg/kg


Density (d 20 °C/ 4 °C) 0.896 – 0.898
Assay 3-methyl styrol (GC, area%) ∼ 55%
Assay 4-methyl styrol (GC, area%) ∼ 45%
Identity (IR) passes test


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