2-(Tetratriacont-3-yn-1-yloxy)tetrahydro-2H-pyran is an intermediate in the synthesis of 1-Tetratriacontanol (T306480). 1-Tetratriacontanol is a fatty alcohol that is categorized under the class of policosanols(PC). Studies show that it is also found in rice hulls with potential use as a herbicidal agent.