2,2,3,3,4,4,5,5,6,6,7,7-Dodecafluoroheptyl acrylate 2-Propenoic acid, 2,2,3,3,4,4,5,5,6,6,7,7-dodecafluoroheptyl ester 2993-85-3 EINECS 221-064-8