7-Bromo-9,9,9',9'-tetraethyl-9H,9'H-2,2'-bifluorene(CAS: 862847-75-4)

7-Bromo-9,9,9',9'-tetraethyl-9H,9'H-2,2'-bifluorene is a bromo-substituted aromatic compound. It has the molecular formula C24H22Br2O and is a member of the bifluorene family. This compound exhibits photochromic and fluorescent properties due to its aromatic structure and bromine substitution.

7-Bromo-9,9,9',9'-tetraethyl-9H,9'H-2,2'-bifluorene is primarily used in the production of photochromic lenses and optical devices, as well as in research for its fluorescent and photochromic properties. It can also be used in the development of new materials and as a photoreactive compound in organic synthesis.

7-Bromo-9,9,9',9'-tetraethyl-9H,9'H-2,2'-bifluorene is generally safe when handled with proper protective measures. However, it is important to follow safety guidelines, including using appropriate personal protective equipment (PPE) and ensuring the work area is well-ventilated. Handling should be done in a fume hood to minimize inhalation risks.

7-Bromo-9,9,9',9'-tetraethyl-9H,9'H-2,2'-bifluorene should be stored in a cool, dry place away from direct sunlight and moisture. It should be kept in a tightly sealed container to prevent exposure to air and potential degradation. Ideally, the storage temperature should be maintained between 15-25°C and the relative humidity should be kept below 60%.