In the realm of chemical manufacturing and research, understanding the precise specifications and potential applications of a compound is crucial for effective utilization. 2-Chloro-1-(3,4-dihydroxyphenyl)ethanone, identified by its CAS number 99-40-1, is a chemical intermediate that holds significant importance, particularly within the pharmaceutical and fine chemical industries. This compound, also commonly referred to as 2-Chloro-3',4'-dihydroxyacetophenone or 3,4-Dihydroxyphenacyl chloride, is prized for its specific chemical properties and versatility.

The core specifications of 2-Chloro-1-(3,4-dihydroxyphenyl)ethanone are key to its utility. With a molecular formula of C8H7ClO3 and a molecular weight of approximately 186.59 g/mol, it is typically presented as an off-white to gray, beige, or yellow powder. Purity is a critical parameter, with most reputable suppliers offering levels of ≥97% or ≥98% assayed by methods such as HPLC. A melting point range of approximately 173-176°C is also a standard indicator of quality. These characteristics are vital for scientists and procurement specialists seeking to buy this chemical for demanding applications where precision is non-negotiable.

The primary application driving the demand for 2-Chloro-1-(3,4-dihydroxyphenyl)ethanone is its role as a pharmaceutical intermediate. It serves as a foundational building block in the synthesis of various active pharmaceutical ingredients (APIs). Most notably, it is a precursor in the manufacturing of Carbazochrome, a widely used hemostatic agent. The process involves synthesizing this intermediate, which is then further processed to yield the final drug. The availability of a consistent and high-purity supply from manufacturers is essential for uninterrupted drug production.

Beyond its established pharmaceutical uses, the compound finds utility in general organic synthesis. Its chemical structure, featuring a reactive chloroacetyl group and a catechol moiety, allows it to participate in a broad spectrum of organic reactions, including nucleophilic substitutions and cyclization reactions. This versatility makes it a valuable reagent for researchers developing new synthetic routes or exploring novel molecular architectures. For those involved in custom synthesis or R&D, understanding where to purchase this compound at a competitive price is a key consideration.

The availability of 2-Chloro-1-(3,4-dihydroxyphenyl)ethanone from Chinese manufacturers offers a significant advantage in terms of cost-effectiveness and supply chain reliability. These manufacturers often possess the capacity for large-scale production and adhere to international quality standards. Terms such as 'cas 99-40-1 manufacturer China' or 'buy 2-chloro-1-(3,4-dihydroxyphenyl)ethanone' reflect the global procurement landscape.

Emerging applications are also being explored. Research suggests potential uses in antioxidant formulations and cosmetic products due to the inherent properties of the catechol group. Furthermore, its role as a versatile chemical building block makes it a candidate for material science research, contributing to the development of new polymers or functional materials.

In summary, 2-Chloro-1-(3,4-dihydroxyphenyl)ethanone (CAS 99-40-1) is a critical intermediate characterized by its high purity and versatile chemical reactivity. Its primary role in pharmaceutical synthesis, particularly for hemostatic agents, underscores its importance. For procurement managers and researchers, understanding its specifications and applications, and sourcing it from reliable suppliers, especially from China, ensures quality and cost-efficiency for ongoing projects and future innovations.