3-[[(1,1-Dimethylethyl)diphenylsilyl]oxy]-1,2-propanediol is an intermediate in the synthesis of 1,2-Dioleoyl-rac-glycerol (D482175), which is an analog of 1,3-Dioleoylglycerol (D484210) which is used in the synthesis of amphiphilic gadolinium complexes as MRI contrast agents.