1,5-Hexadiene is a colorless liquid hydrocarbon with the chemical formula C6H10. It belongs to the class of compounds known as alkenes, which are characterized by having at least one carbon-carbon double bond. This compound is primarily used in organic synthesis and as a building block in the production of various chemicals. Due to its structure, 1,5-Hexadiene can undergo reactions typical of alkenes, such as polymerization. It is also utilized in the manufacture of specialty chemicals and can serve as a precursor for more complex organic compounds in the chemical industry.