2-(Fluoromethoxy)-3-methoxy-1,1,1,3,3-pentafluoropropane 58109-33-4 Fluoromethyl 2-methoxy-2,2-difluoro-1-(trifluoromethyl)ethyl ether Propane, 2-(fluoromethoxy)-3-methoxy-1,1,1,3,3-pentafluoro-