O( 3 P)+ CH 3 CH 2 F→ OH+ CH 2 CH 2 F/ CH 3 CHF (1), O( 3 P)+ CH 2 FCH 2 F→ OH+ CHFCH 2 F (2), and O( 3 P)+ CH 3 CHF 2→ OH+ CH 2 CHF 2/ CH 3 CF 2 (3), were measured by laser flash photolysis in shock heated sample gases at 1000–1400 K....