L-741,626

L-741,626.svg

L-741,626 is a chemical compound that acts as a selective antagonist for the dopamine receptor D2. It is primarily used in scientific research to study the role of D2 receptors in various physiological and pathological processes.

Chemical Properties

L-741,626 has the following chemical properties:

• IUPAC name: 3-[4-(4-Chlorophenyl)-4-hydroxypiperidin-1-yl]methyl-1H-indole
• Molecular formula: C20H21ClN2O
• Molar mass: 340.85 g/mol

Pharmacology

L-741,626 is known for its high affinity and selectivity for the dopamine receptor D2, which is a subtype of the dopamine receptor family. By binding to these receptors, L-741,626 inhibits the action of dopamine, a neurotransmitter involved in various functions including motor control, motivation, and reward.

Research Applications

L-741,626 is widely used in neuroscience research to investigate the role of D2 receptors in the brain. It has been utilized in studies related to schizophrenia, Parkinson's disease, and drug addiction. By blocking D2 receptors, researchers can better understand the contribution of these receptors to the symptoms and progression of these conditions.

Mechanism of Action

As a D2 receptor antagonist, L-741,626 binds to the receptor and prevents dopamine from activating it. This blockade can help elucidate the downstream effects of D2 receptor inhibition, including changes in neurotransmitter release, neuronal firing patterns, and behavioral outcomes.

Safety and Handling

L-741,626 should be handled with care in a laboratory setting. Appropriate safety measures, including the use of personal protective equipment (PPE) and proper ventilation, should be followed to avoid exposure.

See Also

• Dopamine receptor
• Dopamine receptor D2
• Neurotransmitter
• Schizophrenia
• Parkinson's disease
• Drug addiction