 In 1991 and 1997, he and his wife Ann Shulgin compiled the books "PIHKAL" and "TIHKAL" (standing for "Phenethylamines" and "Tryptamines I Have Known And Loved"), from notebooks which extensively described their work and personal experiences with these two classes of psychoactive drugs.Shulgin performed seminal work into the descriptive synthesis of many of these compounds.Some of Shulgin's noteworthy discoveries include compounds of the 2C* family (such as 2C-B) and compounds of the DOx family (such as DOM).