4,4'-dibromobiphenyl

4,4'-dibromobiphenyl (CAS 92-86-4) is an aromatic halogenated compound, belonging to the category of dibromobiphenyl derivatives. It consists of two benzene rings linked by a single bond, with one bromine atom substituted at the 4-position of each benzene ring, which gives it good chemical stability and specific reactivity. 4,4'-dibromobiphenyl (CAS 92-86-4) is insoluble in water, slightly soluble in ethanol, and soluble in common organic solvents such as benzene, toluene, and chloroform. It is stable under normal temperature and pressure, not easy to decompose, and is an important intermediate widely used in the fields of organic synthesis, polymer materials, pharmaceutical intermediates and electronic chemicals.

4,4'-Dibromobiphenyl, Biphenyl-4,4'-dibromide, 4,4'-Dibromo-1,1'-biphenyl, p, p'-Dibromobiphenyl, 1,1'-Biphenyl, 4,4'-dibromo-, DBBP

1. Polymer Materials: 4,4'-dibromobiphenyl (CAS 92-86-4) is used as a monomer or comonomer in the synthesis of flame-retardant polymers, such as polyesters, polyamides and epoxy resins, which can significantly improve the flame-retardant performance of polymer materials and expand their application in high-temperature and flame-retardant scenarios. 2. Organic Synthesis Intermediates: 4,4'-dibromobiphenyl (CAS 92-86-4) is widely used in Suzuki coupling, Heck coupling and other cross-coupling reactions, as a key intermediate for the synthesis of various aromatic compounds, dyes and fine chemicals. 3. Pharmaceutical & Agrochemical Intermediates: 4,4'-dibromobiphenyl (CAS 92-86-4) is used in the synthesis of pharmaceutical intermediates and pesticide intermediates, and its unique aromatic structure can adjust the lipophilicity and biological activity of target products, improving the efficacy and stability of pharmaceuticals and pesticides. 4. Electronic Chemicals: 4,4'-dibromobiphenyl (CAS 92-86-4) is used in the preparation of electronic materials such as organic semiconductors and conductive polymers, which have good electrical properties and are applicable to the field of electronic components and flexible electronics.

≥98%

C12H8Br2

312.00 g/mol

Store in a cool, dry, dark and well-ventilated warehouse, keep container tightly sealed, avoid contact with oxidants, strong acids and strong bases, and separate from flammable and combustible materials

White to off-white crystalline powder

1.84 g/cm3 (25 °C, standard pressure)

163–165 °C