Product name:Diphenly1
CAS no.:92-52-4
Molecular Formula:C12H10
Molecular Weight:154.21
Appearance:White or flake cystalline
Purity:99%
Product description:Diphenyl is the important organic material, widely used in medicine, pesticides, dyes, liquid crystal materials and other fields.. Can be used to synthesize plasticizer, preservative, can also be used in the manufacture of fuel, engineering plastics and high-energy fuels, etc.. The presence of the coal tar, crude oil and natural gas in coal tar. The preparation methods of biphenyl by chemical method for the synthesis of benzene pyrolysis of biphenyl and the separation of various coal tar fraction of biphenyl extraction method. The mass fraction of the coal tar in coal tar is 0.20%-0.40%, and the coal tar extraction and chemical synthesis are both co-exist.