Atmospheric chemistry of CF3CH2OCH3: Reaction with chlorine atoms and OH radicals, kinetics, degradation mechanism and global warming potential

► CF3CH2OCH3 reacts with OH and Cl to give COF2, CF3CH2OCHO and CH3OCHO. ► The branching ratio is 79 ± 6%/21 ± 2% for CH3/CH2 groups in the reaction with Cl. ► The branching ratio is 55 ± 5%/45 ± 5% for CH3/CH2 groups in the reaction with OH. ► The estimated atmospheric lifetime of CF3CH2OCH3 is 25 days. ► The global warming potential of CF3CH2OCH3 is GWP100 = 8.