Said to be the major constit. of oil of Peumus boldus (boldo) Ascaridole is a natural organic compound classified as a bicyclic monoterpene that has an unusual bridging peroxide functional group. It is the primary constituent of the oil of Mexican Tea (Dysphania ambrosioides, formerly Chenopodium ambrosioides).; It is a colorless liquid that is soluble in most organic solvents. Like other low molecular weight organic peroxides, it is unstable and prone to explosion when heated or treated with organic acids.