Used as a key intermediate in the synthesis of dyes and pigments, particularly in the production of photochromic and thermochromic compounds. It is also employed in the fragrance industry due to its pleasant floral-woody aroma, making it suitable for perfumes and scented consumer products. Its conjugated structure allows for applications in organic electronics and as a building block in the development of nonlinear optical materials. Additionally, it serves as a reagent in organic synthesis for introducing cinnamaldehyde derivatives in pharmaceuticals and agrochemicals.