Elaidamide

n CH3(CH2)7CH=CH(CH2)7CONH2. The amide of trans-9-octadecenoic acid, a steroisomer of Oleamide used in fractional percentages as a slip agent for polyethylene to be made into film.http://static-content.springer.com/image/chp%3A10.1007%2F978-1-4419-6247-8_4234/MediaObjects/978-1-4419-6247-8_5_Part_Fig1-4234_HTML.jpg