Used as a protected intermediate in pharmaceutical synthesis, featuring a cyclobutane ring substituted with a 3,4,5-trimethoxyphenyl group and a tert-butyl carbamate on the aminomethyl side chain. This structure is valuable for developing central nervous system-active compounds, particularly anti-inflammatory and analgesic agents. The tert-butyl carbamate protecting group shields the amine during multi-step reactions, improving reaction specificity and compound stability under harsh conditions, while facilitating the creation of bioactive molecules with enhanced pharmacokinetic profiles.