bicyclo[2.2.1]hepta-2,5-diene;4-diphenylphosphanylbutyl(diphenyl)phosphane;rhodium(1+);tetrafluoroborate(CAS: 82499-43-2)

Bicyclo[2.2.1]hepta-2,5-diene is a cyclic hydrocarbon with a molecular weight of approximately 202.28 g/mol. It is slightly soluble in common organic solvents like ethanol and acetone. This compound is reactive, especially towards addition reactions and can undergo polymerization under certain conditions.

Bicyclo[2.2.1]hepta-2,5-diene can be synthesized via Wittig reaction, where a phosphonium ylide reacts with an aldehyde in the presence of a Lewis acid catalyst like rhodium(1+). The reaction typically yields high selectivity and good to excellent yield.

Bicyclo[2.2.1]hepta-2,5-diene is used in the field of organic synthesis for producing complex molecules. It is also utilized in the pharmaceutical industry for the synthesis of certain drugs and in the polymer industry for developing new materials with specific properties.

When handling bicyclo[2.2.1]hepta-2,5-diene, it is essential to wear appropriate PPE such as gloves and safety goggles. Use a fume hood during operations. Spills should be carefully cleaned up using appropriate absorbent materials. Refer to the Material Safety Data Sheet (MSDS) for detailed safety information.