18F-L-Dopa precursor

18F-L-Dopa precursor is a high-purity polyethylene-glycol supplied for industrial and specialty chemical applications. Contact our team for specifications, packaging options and lead times.

The 18F-L-Dopa precursor is primarily used in the radiosynthesis of 18F-L-Dopa, a widely applied PET (positron emission tomography) radiotracer for neuroimaging. It enables efficient incorporation of fluorine-18 into the molecular framework, supporting automated or semi-automated radiochemical production. This precursor is routinely employed in the preparation of clinical- and research-grade 18F-L-Dopa used for imaging the dopaminergic system, including evaluation of Parkinsonian disorders, movement disorders, and neurodegenerative diseases. It is also used in oncology imaging workflows, particularly for detecting neuroendocrine tumors and certain brain tumors that show increased amino-acid decarboxylase activity. The precursor's chemical structure allows selective labeling under controlled conditions, making it suitable for radiopharmaceutical development, method optimization, and production in cyclotron/PET radiochemistry facilities.

This precursor offers significant benefits due to its high reactivity toward nucleophilic or electrophilic 18F incorporation, depending on the specific labeling methodology. Its design ensures good radiochemical yields, reduced synthesis time, and improved reliability in automated radiotracer production modules. The precursor is typically stable enough for storage and transportation between radiochemistry facilities, supporting consistent performance during radiolabeling. Its optimized protecting groups and functional arrangement minimize unwanted side reactions, leading to high radiochemical purity of the final 18F-L-Dopa product. These advantages contribute to reproducible PET tracer production, better imaging quality, and enhanced operational efficiency in clinical and research radiopharmacies.

The 18F-L-Dopa precursor (CAS 2377146-66-0) is a key enabling compound for producing one of the most important PET tracers used in neurology and oncology. Its favorable reactivity, stability, and labeling efficiency support high-quality radiopharmaceutical synthesis and reliable PET imaging workflows. By facilitating robust and consistent preparation of 18F-L-Dopa, it plays a critical role in advancing diagnostic imaging, clinical decision-making, and research in neurological and tumor physiology.

Previous

H2N-PEG6-tBu丨CAS 1286281-32-0

Next

2-(2-(2-Methoxyethoxy)ethoxy)ethyl 4-Methylbenzenesulfonate丨CAS 62921-74-8