1-Palmitoyl-2-linoleoyl-3-trimethylsilyl-rac-glycerol-d5 is an intermediate in the synthesis of 1-Palmitoyl-2-linoleoyl-rac-glycerol-d5 (P159002), labelled 1-Palmitoyl-2-linoleoyl-rac-glycerol (P159000) which is a fatty acid ester with glycerol from pea leaves and germinating soya beans.