Chemical process

Details Chemical process Chemical process

1994-12-09

1999-03-02

Siegel, Alan

Organic compounds -- part of the class 532-570 series

Organic compounds

Halogen containing

C07C 1908

Patent

active

058773606

ABSTRACT:
A process for the production of difluoromethane which comprises reacting a compound of formula XYCF.sub.2 wherein X and Y are each H, Cl or Br but at least one of X and Y is an atom other than hydrogen, and in particular chlorodifluoromethane, with hydrogen at elevated temperature in the presence of a hydrogenation catalyst, in particular a catalyst comprising palladium carried on an active carbon support.

REFERENCES:
Park et al., Thermochemical & Photochemical Studies on Organic Fluorine Compounds, AFOSR Document No. TR-58-99. ASTIA No. AD 162 198, Dept. of Chemistry, University of Colorado.

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