Zhang, Heng published the artcileResearch progress in the synthesis of 4,4′-difluorodiphenylmethane, SDS of cas: 457-68-1, the publication is Youjifu Gongye (2014), 35-37, 42, database is CAplus.
A review. Physicochem. properties, spectral properties and application of 4,4′-difluorodiphenylmethane are introduced. Research progress situation in synthesis of 4,4′-difluorodiphenylmethane at home and abroad are summarized.
Youjifu Gongye published new progress about 457-68-1. 457-68-1 belongs to catalysis-chemistry, auxiliary class Fluoride,Benzene, name is Bis(4-fluorophenyl)methane, and the molecular formula is C3H6O2, SDS of cas: 457-68-1.
Referemce:
https://courses.lumenlearning.com/boundless-chemistry/chapter/catalysis/,
Catalysis – Wikipedia