👉 In chemistry, a trisulfur dioxide (TDO) is a compound that has two sulfur atoms bonded to each other. It is a type of organic compound with a double bond between its sulfur atoms. TDO is often used in biological applications such as the production of antibiotics and pharmaceuticals. Trisulphoxid (also known as trisulfur dioxide) is a type of organic compound that has two sulfur atoms bonded to each other. It is a component of some