2,3,3,3-Tetrafluoro-2-(1,1,2,3,3,3-hexafluoro-2-(heptafluoropropoxy)propoxy)propionyl fluoride 2641-34-1 514807-04-6 EINECS 220-141-3 Hexafluoropropene oxide trimer Propanoyl fluoride, 2,3,3,3-tetrafluoro-2-(1,1,2,3,3,3-hexafluoro-2-(heptafluoropropoxy)propoxy)- Propanoyl fluoride, 2-(1,1,2,3,3,3-hexafluoro-2-(heptafluoropropoxy)propoxy)-2,3,3,3-tetrafluoro- Propionyl fluoride, tetrafluoro-2-(hexafluoro-2-(heptafluoropropoxy)propoxy)- (8CI)