In the intricate world of organic synthesis, specific molecules stand out for their versatility and utility as foundational building blocks. 3-Bromo-4-Hydroxybenzaldehyde, identified by its CAS number 2973-78-6, is one such compound. This aromatic aldehyde, characterized by its distinctive functional group arrangement, is a cornerstone in the creation of numerous complex molecules, finding critical applications across the pharmaceutical, dyestuff, and fragrance sectors. Understanding its chemical properties and applications is key for researchers and formulators looking to innovate.

Chemical Profile and Reactivity

3-Bromo-4-Hydroxybenzaldehyde (C7H5BrO2) presents as a solid, typically white to pale yellow. Its molecular structure features an aldehyde group (-CHO), a hydroxyl group (-OH), and a bromine atom (-Br) attached to a benzene ring. The electron-withdrawing nature of the bromine and aldehyde groups, coupled with the electron-donating effect of the hydroxyl group, influences the reactivity of the aromatic ring and the aldehyde moiety. This makes it amenable to a wide array of chemical transformations, including nucleophilic additions, electrophilic aromatic substitutions, and oxidation/reduction reactions.

Key Applications Across Industries

  • Pharmaceutical Industry: As a vital intermediate, it is instrumental in the synthesis of various drug candidates and active pharmaceutical ingredients (APIs). Its structure can be elaborated upon to introduce specific pharmacological activities. For example, it can be a precursor in the synthesis of compounds investigated for their roles in treating metabolic disorders or inflammatory conditions.
  • Dyestuff and Pigment Production: The compound’s aromatic nature and reactive sites are valuable for creating chromophores. It serves as a precursor in the synthesis of specialized dyes and pigments used in textiles, inks, and coatings, contributing to the vibrant palette of modern materials.
  • Flavor and Fragrance Development: The aromatic aldehyde structure can be modified to produce compounds with distinct olfactory and gustatory profiles, contributing to the creation of nuanced flavors and fragrances for consumer products.
  • Research and Development: In academic and industrial research laboratories, 3-Bromo-4-Hydroxybenzaldehyde is a common reagent for exploring new synthetic methodologies and discovering novel chemical entities. Its availability from reliable suppliers in China ensures that research endeavors are not hindered by material shortages.

Sourcing Strategies for Optimal Results

When looking to purchase 3-Bromo-4-Hydroxybenzaldehyde, buyers often seek reliable manufacturers and suppliers who can guarantee consistent quality and competitive price. Sourcing from reputable chemical companies in China is a common strategy due to the region's advanced manufacturing capabilities and large-scale production. Key considerations include purity levels (typically 99% min), analytical data provided (HPLC, NMR), and the supplier's capacity to ensure timely delivery. Understanding the CAS number 2973-78-6 is essential for accurate identification when searching for this chemical.

Engaging with experienced chemical providers allows businesses to streamline their procurement processes and focus on their core research and production activities. Whether you need small quantities for R&D or bulk orders for industrial synthesis, a well-chosen supplier will be a valuable partner.