84195-37-9
(Z)-tributyl(1,2,3,3-tetrafluoro-4-methoxy-4-oxobut-1-en-1-yl)phosphonium chloride
→
~20%
84195-41-5
methyl 2,2,3,4-tetrafluorobut-3-enoate
69116-71-8
Methyl fluoroformyldifluoroacetate