%0 Generic %A Orkin, Vladimir L. %A Martynova, Larissa E. %A Kurylo, Michael J. %D 2017 %T Photochemical Properties of CH2CH-CFCl-CF2Br (4-Bromo-3-chloro-3,4,4-trifluoro-1-butene) and CH3‑O-CH(CF3)2 (Methyl Hexafluoroisopropyl Ether): OH Reaction Rate Constants and UV and IR Absorption Spectra %U https://acs.figshare.com/articles/dataset/Photochemical_Properties_of_CH_sub_2_sub_CH-CFCl-CF_sub_2_sub_Br_4-Bromo-3-chloro-3_4_4-trifluoro-1-butene_and_CH_sub_3_sub_O-CH_CF_sub_3_sub_sub_2_sub_Methyl_Hexafluoroisopropyl_Ether_OH_Reaction_Rate_Constants_and_UV_and_IR_Absorption_Spectra/5221483 %R 10.1021/acs.jpca.7b04256.s001 %2 https://ndownloader.figshare.com/files/8947843 %K 67 days %K hydroxyl radicals %K 4- bromo -3-chloro %K Br %K 4.5 days %K UV absorption spectrum %K OH %K Atmospheric lifetimes %K Arrhenius expressions %K IR absorption spectra %K cm %K CH 3 %K k CH 3OCH %K k CH 2CHCFClCF %K Photochemical Properties %K IR Absorption Spectra Rate constants %K 260 nm %K O-CH %K CH-CFCl-CF %K room temperature %X Rate constants for the reactions of hydroxyl radicals (OH) with 1,1,1,3,3,3-hexafluoroisopropyl methyl ether (CH3-O-CH­(CF3)2) and 4-bromo-3-chloro-3,4,4-trifluoro-1-butene (CH2CH-CFCl-CF2Br) have been measured over the temperature range 230–370 K to give the following Arrhenius expressions: kCH3OCH(CF3)2(T) = 7.69 × 10–14 × (T/298)2.99 × exp­(+342/T), cm3 molecule–1 s–1, and kCH2CHCFClCF2Br(T) = (6.45 ± 0.72) × 10–13 × exp­{+(424 ± 32)/T}, cm3 molecule–1 s–1. Atmospheric lifetimes of compounds were estimated to be 67 days and 4.5 days, respectively. UV absorption spectrum of CH2CH-CFCl-CF2Br between 164 and 260 nm and IR absorption spectra of both compounds between 450 and 1600 cm–1 were measured at room temperature. %I ACS Publications