N,N-Bis(2-chloroethyl)propan-1-amine hydrochloride is a synthetic nitrogen mustard analog and alkylating agent primarily used in research applications, particularly in oncology. It functions by crosslinking DNA strands, disrupting cancer cell proliferation in model systems. This compound is employed in laboratory studies to investigate DNA damage, repair mechanisms, and the development of anticancer therapies. It is not approved or routinely used in clinical chemotherapy treatments, unlike related agents such as mechlorethamine, but serves as a valuable research tool.