Dopamine Molecular Structure Diagram | Neurotransmitter Chemistry #3460346 (License: Personal Use)

This skeletal formula depicts dopamine (C₈H₁₁NO₂), a key monoamine neurotransmitter in the central nervous system. The structure features a benzene ring substituted with two hydroxyl (-OH) groups at positions 3 and 4 (catechol moiety) and a two-carbon ethylamine chain terminating in a primary amine (-NH₂). Its molecular geometry enables binding to dopamine receptors (D1-D5) and plays critical roles in reward, motivation, motor control, and cognition.

Used in educational, medical, and scientific contexts-such as neuroscience textbooks, pharmacology resources, or mental health awareness pages-to illustrate dopamine’s chemical basis. Matches user intent for learning about neurotransmitter structure, addiction mechanisms, Parkinson’s disease, or psychopharmacology.