👉 Pentasulphide is a chemical compound that is commonly used in the production of certain types of semiconductors. It is a type of dibenzodiazepine, which is a class of psychoactive substances known as hallucinogens. Pentasulphide was first synthesized in 1920 by chemists at the University of California, Berkeley, and it has since become a popular psychedelic drug used for its hallucinogenic properties.