4,4'-[(E)-1,2-Diphenyl-1,2-ethenediyl]dibenzoic acid(CAS: 1002339-79-8)

4,4'-[(E)-1,2-Diphenyl-1,2-ethenediyl]dibenzoic acid, also known as diphenyl vinyl dibenzoate (CAS: 1002339-79-8), is a crystalline compound with a high melting point of around 280°C. Its molecular weight is approximately 458.4 g/mol. The compound is moderately soluble in polar organic solvents like dimethyl sulfoxide (DMSO) and ethyl acetate. Chemically, it shows a high reactivity towards nucleophiles and electrophiles due to its aromatic nature and the presence of electron-withdrawing groups.

4,4'-[(E)-1,2-Diphenyl-1,2-ethenediyl]dibenzoic acid is typically synthesized via a two-step process. First, diphenylacetylene is reacted with phthalic anhydride under controlled conditions to form the intermediate. Then, the intermediate is oxidized to yield the final product. This synthesis involves the use of various reagents and catalysts, and the process requires precise temperature and pressure control to achieve high yield and selectivity.

4,4'-[(E)-1,2-Diphenyl-1,2-ethenediyl]dibenzoic acid (CAS: 1002339-79-8) finds applications in various industries. It is used in pharmaceuticals for the synthesis of certain drugs, in polymers as a monomer or additive, in sensors for its ability to interact with specific analytes, and in semiconductors for its use as a dopant material. Additionally, it has potential uses in organic electronics and as a molecule for studying chemical reactivity.

When handling 4,4'-[(E)-1,2-Diphenyl-1,2-ethenediyl]dibenzoic acid (CAS: 1002339-79-8), it is important to use appropriate 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 to minimize inhalation of vapors. Spills should be cleaned up using appropriate absorbent materials, and the area should be thoroughly washed down. Always refer to the Material Safety Data Sheet (MSDS) for specific safety guidelines and emergency procedures.