13252-14-7 2,3,3,3-Tetrafluoro-2-(1,1,2,3,3,3-hexafluoro-2-(heptafluoropropoxy)propoxy)propionic acid 2-(1,1,2,3,3,3-Hexafluoro-2-(heptafluoropropoxy)propoxy)-2,3,3,3-tetrafluoropropanoic acid EINECS 236-237-3 Nonanoic acid, 3,6-dioxa-2,5-di(trifluoromethyl)-undecafluoro-, acid fluoride Propanoic acid, 2-(1,1,2,3,3,3-hexafluoro-2-(heptafluoropropoxy)propoxy)-2,3,3,3-tetrafluoro-