Gas-phase and Pd-catalyzed hydrodehalogenation of CBrClF2, CCl2F2, CHClF2, and CH2F2

Industrial and Engineering Chemistry Research

Volumn 44, Issue 10, 2005, Pages 3442-3452

  Yu, Hai ^a   Kennedy, Eric M ^a   Uddin, Md Azhar ^b   Sakata, Yusaku ^c   Dlugogorski, Bogdan Z ^a  

^a UNIVERSITY OF NEWCASTLE   (Australia)

^b UNIVERSITY OF NEW SOUTH WALES   (Australia)

^c OKAYAMA UNIVERSITY   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

BROMINE COMPOUNDS; CATALYSTS; CHEMICAL BONDS; REACTION KINETICS;

ALUMINA REACTORS; GAS PHASE; HALOGEN BONDS; HYDRODEHALOGENATION;

HALOGENATION;

HALOGENATED HYDROCARBON;

EID: 19844373645     PISSN: 08885885     EISSN: None     Source Type: Journal    
DOI: 10.1021/ie049228b     Document Type: Article

References (37)

1. The Montreal Protocol on Substances That Deplete the Ozone Layer; United Nations Environment Programme (UNEP): Nairobi, Kenya, 2000; http://www.unep.org/ ozone/pdf/Montreal-Protocol2000.pdf.
2. de Lijser, H. J. P.; Louw, R.; Mulder, P. Thermal Gas-Phase Hydrodehalogenation of Bromochlorodifluoromethane. J. Chem. Soc., Perkin Trans. 2 1994, 139.
3. 3 with Hydrogen. Environ. Sci. Technol. 2000, 34, 584.
4. 4. Chem. Eng. Sci. 2000, 55, 4067.
5. 2) with Methane. Ind. Eng. Chem. Res. 2001, 40, 3139.
6. 3) with Propane. Ind. Eng. Chem. Res. 2002, 41, 2858.
7. 2 (CFC-12) with Methane. Chemosphere 2003, 53, 1189.
8. 3I. Spec. Chem. Magn. 2002, 22, 31.
9. 2. J. Catal. 1998, 177, 29.
10. Coq, B.; Cognion, J. M.; Figueras, F.; Tournigant, D. Conversion under Hydrogen of Dichlorodifluoromethane over Supported Palladium Catalysts. J. Catal. 1993, 141, 21.
11. 2 Hydrodechlorination. Catal. Today 1998, 40, 377.
12. 3 Catalyst. J. Mol. Catal. A 1996, 106, 83.
13. Montzka, S. A.; Butler, J. H.; Elkins, J. W.; Thompson, T. M.; Clarke, A. D.; Lock, L. T. Present and Future Trends in the Atmospheric Burden of Ozone-Depleting Halogens. Nature 1999, 398, 690.
14. Fraser, P. J.; Oram, D. E.; Reeves, C. E.; Penkett, S. A.; McCulloch, A. Southern Hemispheric Halon Trends (1978-1998) and Global Halon Emissions. J. Geophys. Res. [Atmos.] 1999, 104, 15985.
15. 2) over Carbon-Supported Palladium Catalysts. Appl. Catal. B 2003, 44, 253.
16. 2) over Alumina Supported Pd, Pt and Ni Catalysts. Catal. Today 2004, 88, 183.
17. 2) over Supported Pd Catalysts. Catal. Today 2004, 97, 205.
18. Height, M. J.; Kennedy, E. M.; Dlugogorski, B. Z. Thermal Conductivity Detection Relative Molar Response Factors for Halogenated Compounds. J. Chromatogr. A 1999, 841, 187.
19. 2). Environ. Sci. Technol., in press.
20. Simmons, R. F.; Barnes, G. R.; Cox, R. A. Kinetics of the Gas-Phase Thermal Decomposition of Chlorodifluoromethane. J. Chem. Soc., Perkin Trans. 2 1971, 1176.
21. Gozzo, F.; Patrick, C. R. Thermal Decomposition of Chlorodifluoromethane. Tetrahedron 1966, 22, 3329.
22. Suzuki, A.; Inomata, T.; Jinno, H.; Moriwaki, T. Effect of Bromotrifluoromethane on the Ignition in Methane and Ethane-Oxygen-Argon Mixtures behind Shock Waves. Bull. Chem. Soc. Jpn. 1991, 64, 3345.
23. Tsang, W. WWW CKMech NIST Mechanisms; National Institute of Standards and Technology (NIST): Gaithersburg, MD, 1999; http://www.cstl.nist.gov/div836/ ckmech/Mechanisms.html.
24. Urbano, F. J.; Marinas, J. M. Hydrogenolysis of Organohalogen Compounds over Palladium Supported Catalysts. J. Mol. Catal. A 2001, 173, 329.
25. Czajka, B.; Kirszensztejn, P. Surface Study of Supported Metal Catalysts. J. Therm. Anal. Calorim. 1999, 55, 619.
26. Baum, G.; Huber, J. R. Photodissociation of Bromochlorodifluoromethane at 193 nm Investigated by Photofragment Translational Spectroscopy. Chem. Phys. Lett. 1993, 213, 427.
27. Luo, Y. R. Handbook of Bond Dissociation Energies in Organic Compounds; CRC Press: Boca Raton, FL, 2003.
28. Morato, A.; Alonso, C.; Medina, F.; Salagre, P.; Sueiras, J. E.; Terrado, R.; Giralt, A. Conversion under Hydrogen of Dichlorodifluoromethane and Chlorodifluoromethane over Nickel Catalysts. Appl. Catal. B 1999, 23, 175.
29. 2. Appl. Catal. B 2003, 42, 251.
30. 2) over a Polycrystalline Pd Foil. Catal. Lett. 1997, 45, 149.
31. Thompson, C. D.; Rioux, R. M.; Chen, N.; Ribeiro, F. H. Turnover Rate, Reaction Order, and Elementary Steps for the Hydrodechlorination of Chlorofluorocarbon Compounds on Palladium Catalysts. J. Phys. Chem. B 2000, 104, 3067.
32. Chan, C. W.; Gellman, A. J. Carbon-Chlorine Bond Cleavage in Chlorofluoroethanes on Pd(111). Catal. Lett. 1998, 53, 139.
33. Buelow, M. T.; Zhou, G.; Gellman, A. J.; Immaraporn, B. The Transition State for Metal-Catalyzed Dehalogenation. Catal. Lett. 1999, 59, 9.
34. Morrison, R. T.; Boyd, R. N. Organic Chemistry, 5th ed.; Allyn and Bacon: Boston, 1987.
35. Chase, M. W. NIST-JANAF Thermochemical Tables, 4th ed.; American Chemical Society and American Institute of Physics for the National Institute of Standards and Technology: Washington, DC, 1998.
36. 2: Quantum Chemical Computations of Heats of Formation of Fluorinated Methanes, Methyls, and Carbenes. J. Phys. Chem. A 2000, 104, 11212.
37. 3 Catalyst. J. Phys. Chem. B 2004, 108, 4811.