In the realm of pharmaceutical manufacturing, the precise identification and sourcing of chemical intermediates are fundamental to successful drug development and production. CAS number 23967-57-9, scientifically named 4-Chlorobenzo[b]thiophene-2-carboxylic Acid, plays a significant role in this landscape, particularly as an intermediate for the synthesis of Brexpiprazole, an atypical antipsychotic. Understanding the specifics of this compound is crucial for R&D scientists and procurement specialists.

4-Chlorobenzo[b]thiophene-2-carboxylic Acid is characterized by its molecular formula C9H5ClO2S and a molecular weight of 212.65. Its typical appearance is a white to off-white powder, with a melting point ranging from 220-223°C. These physical and chemical properties are critical parameters that ensure its suitability for complex organic synthesis pathways commonly found in pharmaceutical research and manufacturing. Ensuring a purity level of ≥99.0% is often a prerequisite for its use in API production.

As a trusted manufacturer and supplier, we provide CAS 23967-57-9 with unwavering quality assurance. For those looking to buy this vital intermediate, inquiring about pricing from reputable suppliers in China offers a strategic advantage, balancing cost with guaranteed quality. The process of finding a reliable manufacturer often involves requesting samples and detailed technical specifications, such as NMR data and HPLC chromatograms.

The application of 4-Chlorobenzo[b]thiophene-2-carboxylic Acid is primarily recognized in its role as a precursor to Brexpiprazole. However, its chemical structure also suggests potential utility in the synthesis of other fine chemicals and novel drug candidates. Pharmaceutical companies and contract research organizations (CROs) often require these specialized intermediates for their research pipelines. Accessing them from a dependable chemical supplier with a global reach is essential for timely project completion.

For procurement professionals, the decision to purchase from a specific manufacturer often hinges on factors like supply stability, regulatory compliance, and overall value. When you are ready to secure your supply of 4-Chlorobenzo[b]thiophene-2-carboxylic Acid, reaching out for a detailed quote from our team will provide clarity on pricing and delivery options. We are committed to supporting your pharmaceutical development efforts with high-quality intermediates.

In summary, understanding the chemical identity and applications of CAS 23967-57-9 is key for professionals in the pharmaceutical sector. By partnering with a dedicated manufacturer and supplier like us, you can confidently source high-purity 4-Chlorobenzo[b]thiophene-2-carboxylic Acid, ensuring the integrity and efficiency of your synthesis processes. Contact us today to get a quote and explore how our chemical intermediates can benefit your projects.