1,4-Diphenylbutadiyne(CAS: 886-66-8)

1,4-Diphenylbutadiyne (CAS: 886-66-8) is a crystalline compound with a molecular weight of approximately 246.27 g/mol. It has a low solubility in water but is soluble in organic solvents such as dichloromethane and acetone. Chemically, it is relatively stable but can undergo reactions such as photodimerization and substitution under certain conditions.

1,4-Diphenylbutadiyne (CAS: 886-66-8) can be synthesized through the Wittig reaction, where phenylphosphonium bromide reacts with but-3-yne-1,4-diol to form the desired compound. This reaction typically requires a suitable solvent like dichloromethane and can achieve yields above 80% under optimized conditions.

1,4-Diphenylbutadiyne (CAS: 886-66-8) is used in various industries including pharmaceuticals for its photochromic properties, polymers for its light-stable characteristics, and sensors for its ability to detect specific chemical environments. It is also explored in semiconductors for its potential in electronic applications.

When handling 1,4-Diphenylbutadiyne (CAS: 886-66-8), it is important to use personal protective equipment (PPE) such as gloves, goggles, and a lab coat. Store it in a cool, well-ventilated area away from direct sunlight and flammable materials. In case of spill, use appropriate absorbent material and follow SDS (Safety Data Sheet) guidelines for disposal.