Rate Constants for the Reactions of OH Radicals with CH 3 OCF 2 CHF 2 , CHF 2 OCH 2 CF 2 CHF 2 , CHF 2 OCH 2 CF 2 CF 3 , and CF 3 CH 2 OCF 2 CHF 2 over the Temperature Range 250−430 K
✍ Scribed by Tokuhashi, Kazuaki; Takahashi, Akifumi; Kaise, Masahiro; Kondo, Shigeo; Sekiya, Akira; Yamashita, Shiro; Ito, Haruaki
- Book ID
- 127072777
- Publisher
- American Chemical Society
- Year
- 2000
- Tongue
- English
- Weight
- 73 KB
- Volume
- 104
- Category
- Article
- ISSN
- 1089-5639
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📜 SIMILAR VOLUMES
## Abstract Rate constants were determined for the reactions of OH radicals with the hydrofluoroethers (HFEs) CH~2~FCF~2~OCHF~2~(__k__~1~), CHF~2~CF~2~OCH~2~CF~3~ (__k__~2~), CF~3~CHFCF~2~OCH~2~CF~3~(__k__~3~), and CF~3~CHFCF~2~OCH~2~CF~2~CHF~2~(__k__~4~) by using a relative rate method. OH radical
Rate constants have been measured over the temperature range 245-419 K for the gas-phase reactions of the hydmxyl radical with the hydrofluorocarbons CHF,CF,CF,CHF, and CF&HFCHFCF2CF,. The Arrhenius expressions k (CHF,CF,CFzCHF,) =(7.80i3.40)X10-'3exp[-(1.51~0.26)~103/T] and k(CF,CHFCHFCF~CF,)=(4.21