4-Isopropenyl-1-methylcyclohexene(CAS: 138-86-3)

4-Isopropenyl-1-methylcyclohexene (CAS: 138-86-3) has a crystalline form at room temperature. It has a molecular weight of approximately 154.26 g/mol and a high vapor pressure, indicating good volatility. The compound is poorly soluble in water but soluble in organic solvents like ethanol and acetone. It is a cyclic ketone with a reactive double bond and readily undergoes addition reactions with nucleophiles.

4-Isopropenyl-1-methylcyclohexene (CAS: 138-86-3) can be synthesized via a Wittig reaction where a phosphonium ylide reacts with an alkylidenephosphonium salt. The reaction is typically conducted in an anhydrous organic solvent at low temperatures, with good yield and selectivity. The use of a suitable catalyst can enhance the reaction efficiency.

4-Isopropenyl-1-methylcyclohexene (CAS: 138-86-3) is used in the pharmaceutical industry for the synthesis of certain drugs due to its chemical reactivity. It is also applied in polymer manufacturing for the preparation of specific monomers. Additionally, it can be used in semiconductor fabrication processes and as a component in sensor technology for detecting specific chemical species.

When handling 4-Isopropenyl-1-methylcyclohexene (CAS: 138-86-3), it is important to use personal protective equipment (PPE) such as gloves, goggles, and a lab coat. Work should be conducted in a fume hood due to its volatility and potential toxicity. In case of a spill, avoid inhalation and handle with care using appropriate cleaning agents. Refer to the Safety Data Sheet (SDS) for detailed emergency procedures and storage guidelines.