CH₃NH₃, commonly known as methylammonium, is a simple organic compound composed of carbon, hydrogen, and nitrogen. It consists of a methyl group (CH₃) attached to an ammonium ion (NH₄⁺). This compound is often studied in the context of perovskite solar cells, where it plays a crucial role in enhancing the efficiency of these energy conversion devices. Methylammonium is also significant in the field of organic chemistry and is used in various chemical reactions and syntheses. Its properties make it a subject of interest for researchers exploring new materials and applications, particularly in semiconductors and photovoltaics.