Used as an intermediate in the synthesis of dyes and pigments, particularly for producing triarylmethane dyes which are valued for their intense color and stability. Also serves as a building block in the preparation of photochromic and electroactive materials used in optical switches and organic semiconductors. Its derivative structures appear in the development of functional polymers and sensors due to the compound’s conjugated system and amine functionality. Additionally, it has been explored in the design of nonlinear optical materials for advanced photonic applications.