... Sei., Part AI, 4, 2637 (1966). (6) D. P. Graham and V. Winemayr, J . OT ~ . Chem., 81, 957 (1966). ... Thus hex- afluoroacetone, CFaCOCF2C1, (CF&l),CO, perfluoro- Page 2. 1840 EVANS, LITT, WEIDLER-KUBANEK, AND AVONDA The Journal of Organic Chemistry ...