1,3-Dilinoleoyl-2-oleoyl-rac-glycerol is a triacylglycerol that contains linoleic acid at the sn-1 and sn-3 positions and oleic acid at the sn-2 position. It has been found in grape seed, pumpkin seed, soybean, sunflower, and wheat germ oils, with the highest content in grape seed oil.
2-Hydroxymethyltetrahydropyran is a volatile compound present in the seed oil of Sambucus williamsii (SW), which possesses promising antioxidant activity.