(1S,3R)-3-Aminocyclopentanecarboxylic acid hydrochloride is primarily used in pharmaceutical research and development. It serves as a key intermediate in the synthesis of various bioactive compounds, particularly those targeting neurological disorders. Its structure is valuable in designing drugs that interact with neurotransmitter systems, such as GABA analogs, which are used to treat conditions like epilepsy, anxiety, and chronic pain. Additionally, it is utilized in the development of peptide-based therapeutics, where its cyclopentane backbone provides conformational stability and enhances binding affinity to biological targets. This compound is also explored in medicinal chemistry for its potential in creating novel enzyme inhibitors and receptor modulators.