14diene
14diene is a type of organic compound belonging to the class of dienes, which are hydrocarbons containing two carbon-carbon double bonds. The "1,4" in its name indicates the positions of these double bonds along a carbon chain. Specifically, in a 1,4-diene, the first and fourth carbon atoms of a four-carbon chain are involved in double bonds. This arrangement leads to a conjugated system if the double bonds are separated by a single bond, or a cumulene if they are adjacent. However, the nomenclature "14diene" itself is incomplete and typically requires specification of the parent hydrocarbon chain length. For example, if referring to a four-carbon system, it would be buta-1,3-diene. If a longer chain is implied, the specific chain length would be stated, such as hexadeca-1,4-diene. The chemical properties of 1,4-dienes are influenced by the presence and position of these double bonds, making them reactive species in various organic transformations, including polymerization and addition reactions. The exact properties and applications depend heavily on the overall structure of the molecule in which the 1,4-diene unit is embedded.