C18H15N

C18H15N is the molecular formula for several chemical compounds, all of which share this atomic composition but differ in the arrangement of their atoms. These different arrangements are known as isomers. Without further specification, C18H15N could refer to a variety of organic molecules.

One common compound with this formula is triphenylamine. Triphenylamine is an amine where a nitrogen atom is bonded to three phenyl rings. It is a stable, crystalline solid with a high melting point. Triphenylamine and its derivatives are often used in organic electronics, such as organic light-emitting diodes (OLEDs) and organic photovoltaics, due to their charge transport properties. They can also be found in dyes and as antioxidants.

Other isomers of C18H15N exist, each with unique structural and chemical properties. The specific properties and applications of a compound with the molecular formula C18H15N are entirely dependent on its precise molecular structure. Determining the exact compound requires specifying its chemical name or providing its structural formula.