How is 2-Pentene, 1,1,1,2,3,4,5,5,5-nonafluoro-4-(trifluoromethyl) (CAS: 2070-70-4) typically synthesized?

2-Pentene, 1,1,1,2,3,4,5,5,5-nonafluoro-4-(trifluoromethyl) is synthesized through the fluoroalkylation of 2-pentene followed by a series of fluoroalkylations and fluorinations. Commonly, this involves the use of fluoroalkylating agents and fluorinating reagents, with the process requiring precise control of temperature and reaction conditions to achieve high yields and selectivity.