Used as an intermediate in organic synthesis, particularly in the preparation of complex aromatic compounds. Its alkyne functionality allows participation in coupling reactions such as Sonogashira and Glaser couplings, enabling the construction of conjugated systems for pharmaceuticals and agrochemicals. The methoxymethyl ether group acts as a protecting group for phenols, making it valuable in multi-step syntheses where selective deprotection is required. Commonly employed in the development of bioactive molecules and functional materials.