In the realm of industrial chemistry, certain compounds stand out for their versatility and indispensable role in facilitating complex syntheses. 2-Bromonaphthalene, identified by its CAS number 580-13-2, is one such compound. This brominated naphthalene derivative is a cornerstone for innovation across multiple sectors, from pharmaceuticals and agrochemicals to cutting-edge materials science. For procurement professionals and research scientists, understanding its diverse applications is key to leveraging its full potential.

What is 2-Bromonaphthalene?
2-Bromonaphthalene (C10H7Br) is an aromatic organic compound that features a bromine atom attached to the second carbon of the naphthalene ring system. Its structure endows it with specific reactivity, making it a valuable intermediate in various chemical transformations. Typically appearing as a transparent light yellow to orange-brown liquid or a white to pale yellow crystalline powder, it is often supplied with high purity (≥98%).

Key Application Sectors:

1. Organic Synthesis Intermediate:
This is perhaps the most significant application of 2-Bromonaphthalene. Its bromine atom is a highly reactive site, readily participating in a variety of coupling and substitution reactions. It is extensively used in palladium-catalyzed reactions such as Suzuki, Stille, and Heck couplings to form new carbon-carbon bonds. This capability allows chemists to synthesize complex aromatic compounds, including specialized naphthalene derivatives. For businesses looking to buy novel organic molecules, sourcing high-purity 2-Bromonaphthalene is a critical step.

2. Pharmaceutical Industry:
The pharmaceutical sector relies heavily on intermediates like 2-Bromonaphthalene for the synthesis of Active Pharmaceutical Ingredients (APIs) and complex drug molecules. Its naphthalene moiety can be integrated into the structure of various therapeutic agents, including potential anti-inflammatory and anti-cancer drugs. As a vital pharmaceutical intermediate, its availability from reliable manufacturers ensures the continuity of drug development and production pipelines. Inquiring about the price for bulk quantities is common for pharmaceutical R&D departments.

3. Materials Science:
In the burgeoning field of materials science, 2-Bromonaphthalene plays a crucial role in the development of advanced functional materials. It serves as a building block for:

  • Organic Light-Emitting Diodes (OLEDs): Used in creating efficient and vibrant displays for electronic devices and lighting.
  • Organic Semiconductors: For applications in organic photovoltaics (OPVs) and organic thin-film transistors (OTFTs).
  • Liquid Crystal Materials: Contributing to the fabrication of displays and other electro-optic devices.
The pursuit of novel electronic and optical properties in materials science makes this intermediate highly sought after.

4. Dyes and Pigments:
2-Bromonaphthalene is also employed as a raw material in the synthesis of dyes and pigments. The bromine atom can influence the resulting color properties, such as chroma and lightfastness, allowing for the creation of specialized colorants for textiles, plastics, and coatings.

5. Laboratory Research:
In academic and industrial research settings, 2-Bromonaphthalene is a valuable tool for exploring new synthetic methodologies, investigating reaction mechanisms, and discovering novel chemical entities.

Procurement Considerations:
When seeking to purchase 2-Bromonaphthalene (CAS 580-13-2), it is essential to partner with a reputable supplier. Factors such as purity, consistency, packaging, and competitive pricing are critical. Companies like NINGBO INNO PHARMCHEM CO.,LTD. in China offer reliable sourcing solutions, ensuring that industries receive the high-quality intermediates they need to drive innovation and production.