4-Isopropenyl-1-methylcyclohexene

Basic Information

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CAS Number

7705-14-8

Molecular Formula

C10H16

Molecular Weight

136.24 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Hydrocarbons

Basic Physical Properties

Melting Point

-74 °C

Boiling Point

170-180 °C

Density

0.86 g/mL at 20 °C

Flash Point

110 °F

Refractive Index

n20/D 1.473(lit.)

Vapor Pressure

1 mm Hg ( 20 °C)

SMILES

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CC1=CCC(CC1)C(=C)C

InChI

InChI=1S/C10H16/c1-8(2)10-6-4-9(3)5-7-10/h4,10H,1,5-7H2,2-3H3

InChIKey

XMGQYMWWDOXHJM-UHFFFAOYSA-N

LogP

3.308900000000002

Topological Polar Surface Area

0.0 Å²

Hydrogen Bond Donor/Acceptor

0 / 0

Synonyms & References

English

dipentene
Limonene
Cinene
1-Methyl-4-(1-methylethenyl)cyclohexene
Cyclohexene, 1-methyl-4-(1-methylethenyl)-
DL-4-Isopropenyl-1-methylcyclohexene
&#948
1,8(9)-p-Menthadiene
-1,8-Terpodiene
1-Methyl-4-isopropenyl-1-cyclohexene
4-Is
4-Isopropenyl-1-methyl-1-cyclohexene
Acintene DP
Acintene DP dipentene
Cajeputen
Cajeputene
Cinen
Dipanol
Dipenten
Di-p-mentha-1,8-diene
DL-Limonene
Eulimen
Inactive limonene
Kautschin
Limonen
Nesol
p-Mentha-1,8(9)-diene
p-Mentha-1,8-diene
p-Mentha-1,8-diene, dl-
UN 2052
Unitene

FAQ

What are the physical and chemical properties of 4-Isopropenyl-1-methylcyclohexene (CAS: 7705-14-8)?

4-Isopropenyl-1-methylcyclohexene (CAS: 7705-14-8) is a colorless liquid with a fruity odor. Its molecular weight is approximately 126.22 g/mol. It has a low boiling point of 52-53°C and a low melting point of -23°C. It is slightly soluble in water but miscible with most organic solvents. Chemically, it is highly reactive due to the presence of an alkene group.

How is 4-Isopropenyl-1-methylcyclohexene (CAS: 7705-14-8) typically synthesized?

4-Isopropenyl-1-methylcyclohexene (CAS: 7705-14-8) is typically synthesized via the Wittig reaction starting from 1-methylcyclohexyl methyl carbonate and ethyl vinyl ether. The reaction is catalyzed by triphenylphosphine and proceeds with high chemical selectivity. The yield is usually around 85-90%.

What industries use 4-Isopropenyl-1-methylcyclohexene (CAS: 7705-14-8)?

4-Isopropenyl-1-methylcyclohexene (CAS: 7705-14-8) is used in the pharmaceutical industry for the synthesis of certain drugs, in polymer chemistry for the production of specialty polymers, and in sensor technology for developing gas detection systems. Its unique chemical structure makes it valuable in these and other sectors.

What precautions should be taken when handling 4-Isopropenyl-1-methylcyclohexene (CAS: 7705-14-8)?

When handling 4-Isopropenyl-1-methylcyclohexene (CAS: 7705-14-8), it is important to use personal protective equipment (PPE) such as gloves, goggles, and a lab coat. Work should be conducted in a well-ventilated area or a fume hood. Spills should be cleaned up with appropriate absorbent materials, and the area should be well-ventilated. Always refer to the Safety Data Sheet (SDS) for detailed handling and emergency response procedures.