Tert-butyl is a branched-chain hydrocarbon with the chemical formula C4H10. It consists of a central carbon atom bonded to three methyl groups, making it a type of alkyl group. Tert-butyl is commonly used in organic chemistry as a protecting group for alcohols and amines due to its stability and ease of removal. In addition to its use in chemical synthesis, tert-butyl is found in various industrial applications, including as a solvent and in the production of plastics and rubber. Its unique structure contributes to its properties, making it valuable in both laboratory and manufacturing settings.