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LC4009 Methylcyclopentadiene dimer

for synthesis


Order number Packaging Quantity Price €
AC31009 Glass bottle 100 ml 15.66
AC31009 Glass bottle 500 ml 34.02


Product information
Hill Formula C12H16
HS Code 2902 19 00
EC number 247-724-5
Molar mass 160.26 g/mol
CAS number 26472-00-4


Chemical and physical data
Solubility (20 °C) insoluble
Melting point -51 °C
Molar mass 160.26 g/mol
Density 0.94 g/cm3 (20 °C)
Boiling point 200 °C (1013 hPa)
Vapor pressure 9.98 hPa (47.8 °C)
Explosion limit 1 – 10 %(V)
Flash point 26 °C
Refractive index 1.4998 (20 °C, 589 nm)


Safety information
R Phrase R 45-46-10
May cause cancer.May cause heritable genetic damage.Flammable.
S Phrase S 53-23-24/25-45
Avoid exposure – obtain special instructions before use.Do not breathe vapour.Avoid contact with skin and eyes.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
Categories of danger carcinogenic, mutagenic, flammable
Hazard Symbol Toxic
Storage class 3 Flammable Liquids
WGK WGK 3 highly water endangering
Disposal 9
Carcinogenic compounds and flammable compounds labelled “Highly toxic” or “Toxic”: container F. Alkyl sulfates are carcinogenic; Take particular care to avoid inhalation and skin contact. To neutralize alkyl sulfates, add dropwise (from a dropping funnel) to concentrated ice-cool Ammonia solution (Cat.No. 105426) with vigorous stirring. Before placing in container D, check the pH with pH Universal indicator strips (Cat.No. 109535).


Transport information
Declaration (transport by sea) IMDG-Code UN 1993 FLAMMABLE LIQUID, N.O.S.(METHYLCYCLOPENTADIENE), 3, III


Toxicological data
LD 50 oral LD50 rat 10000 mg/kg


Assay (GC, area%) ∼95 %
Density (d 20 °C/ 4 °C) 0.937 – 0.943
Identity (IR) passes test


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