Methyl 2-(1-aminocyclobutyl)acetate hydrochloride is a cyclobutyl-containing organic compound with a methyl ester and primary amine functionality, stabilized as a hydrochloride salt. This structure makes it a valuable intermediate in pharmaceutical and agrochemical synthesis, particularly for constructing constrained cyclic frameworks. The hydrochloride form enhances stability and solubility, facilitating handling and storage. The cyclobutane ring introduces steric strain, which can be leveraged to modulate the conformational properties of target molecules. Its reactivity allows for further functionalization at both the ester and amine groups, enabling diverse derivatization pathways. The compound is typically used in research settings for the development of bioactive molecules, where rigid scaffolds are desired.