2-Hydroxy-4-methoxybenzaldehyde (CAS 673-22-3) is a fascinating organic compound, prized for its unique chemical structure and reactivity. As a key intermediate, its properties dictate its wide applicability in industries ranging from dyes to pharmaceuticals. Understanding its chemistry, including its synthesis and inherent characteristics, is crucial for appreciating its value and for procurement specialists looking to buy this chemical.

The molecular formula of 2-Hydroxy-4-methoxybenzaldehyde is C8H8O3, with a molecular weight of approximately 152.15 g/mol. Its structure features a benzene ring substituted with a hydroxyl group (-OH), a methoxy group (-OCH3), and an aldehyde group (-CHO). The presence of these functional groups makes it a versatile molecule for further chemical transformations. Its physical form is typically a white to pink solid, with a melting point in the range of 41-43°C. This solid state at room temperature is advantageous for handling and storage, especially when sourced from a reliable manufacturer.

The synthesis of 2-Hydroxy-4-methoxybenzaldehyde often involves reactions such as the formylation of resorcinol derivatives. For instance, a common pathway might involve the Vilsmeier-Haack reaction or Reimer-Tiemann reaction on a precursor like 3-methoxyphenol. Manufacturers invest in optimized synthesis routes to achieve high yields and purity levels, typically exceeding 97.0% (GC). This focus on efficient production ensures that the chemical intermediate is available at a competitive price for industrial buyers.

The chemical reactivity of 2-Hydroxy-4-methoxybenzaldehyde stems from its functional groups. The aldehyde group can readily undergo oxidation, reduction, and condensation reactions, while the phenolic hydroxyl group can participate in etherification, esterification, and electrophilic aromatic substitution. These versatile reaction pathways are what make it so valuable as a building block in organic synthesis. When considering purchase, buyers often seek detailed technical specifications from the supplier to confirm its suitability for their specific synthetic goals.

The stability of 2-Hydroxy-4-methoxybenzaldehyde is generally good under recommended storage conditions, typically in a cool, ventilated place. This ensures that the quality of the chemical remains consistent from the manufacturer to the end-user. For those looking to buy this compound, inquiring about storage recommendations and shelf life from the supplier is a good practice to maintain product integrity.

In summary, the chemistry of 2-Hydroxy-4-methoxybenzaldehyde, from its synthesis to its inherent properties, underscores its importance as a fine chemical intermediate. Manufacturers strive to produce it with high purity and cost-effectiveness, making it an attractive option for businesses seeking reliable chemical building blocks.