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On the CH3/CF3 substitution effect in sulfur compounds. an electron diffraction study of (CF3)2SO2

โœ Scribed by Heinz Oberhammer; Gary D. Knerr; Jean'ne M. Shreeve

Publisher
Elsevier Science
Year
1982
Tongue
English
Weight
269 KB
Volume
82
Category
Article
ISSN
0022-2860

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๐Ÿ“œ SIMILAR VOLUMES

Substituent effects on the disproportion
Substituent effects on the disproportionation-combination rate constant ratios for gas-phase halocarbon radicals. IV. Reactions of ยทCF3 + CF3CH2CF2ยท and CF3CH2CF2ยท + CF3CH2CF2ยท
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Rate constant ratios, k d /k c , for the disproportionation/combination reaction at a temperature of 295 ฯฎ 2 K, have been measured as 0.034 ฯฎ 0.009 for the collision between CF 3 CH 2 CF 2 ฯฉ CF 3 radicals and as 0.075 ฯฎ 0.019 for CF 3 CH 2 CF 2 ฯฉ CF 3 CH 2 CF 2 radicals. The effect of the two fluori

Substituent effects on the disproportion
Substituent effects on the disproportionation-combination rate constant ratios for gas-phase halocarbon radicals. II. Reactions of โ€ขCF3 +CF3CH2CH2โ€ข and CF3CH2CH2โ€ข + CF3CH2CH2โ€ข
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Disproportionation/combination rate constant ratios, k , / k , , have been measured for the collision between CF3CH2CH2 and CF3 radicals to be 0.022 ? 0 002 and for CF3CH2CH2 and CF3CH2CH2 radicals to be 0.100 IT 0.002. Comparison to previous work from this laboratory for the reaction of CF3CH2CHCI

Substituent effects on the disproportion
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Disproportionationkombination rate constant ratios, kd/&[, for the reactive collision between CF3CH2CHX + CF, radicals and between CF3CH2CHX + CF3CH2CHX radicals have been measured for X = CF, The kd/k, = 0.066 -t 0 01 3 when H is transferred to the CF3 radical and 0 I25 ? 0.025 for H transfer to th

Substituent effects on the disproportion
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## Abstract Rate constant ratios, __k__~d~/__k__~c~ for the disproportionation/combination reaction have been measured as 0.07 ยฑ 0.02 when an H is removed from the CH~2~ position of the CF~3~CH~2~CHCH~3~ radical and as 0.24 ยฑ 0.03 when the H is removed from the CH~3~ position in the reaction with t