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In the rigorous landscape of pharmaceutical manufacturing, precision extends beyond synthesizing the active pharmaceutical ingredient (API). The identification, quantification, and control of impurities are equally critical for drug safety, efficacy, and regulatory approval. Ethyl 6-(4-aminophenyl)-1-(4-methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate (CAS 503615-07-4) exemplifies this principle, serving not only as a vital intermediate in Apixaban synthesis but also as a crucial impurity reference standard. Understanding its role in quality control is essential for any stakeholder in the Apixaban value chain.
Apixaban, a potent oral anticoagulant, undergoes a complex multi-step synthesis. During this process, various by-products and related substances can arise, which are classified as impurities. Ethyl 6-(4-aminophenyl)-1-(4-methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate is one such compound that may be present. Regulatory bodies worldwide mandate strict limits on the levels of impurities in pharmaceutical products. Therefore, analytical chemists require a well-characterized reference standard of this compound to accurately detect and quantify its presence in Apixaban batches. NINGBO INNO PHARMCHEM CO.,LTD. provides this high-purity standard to support these critical quality assurance efforts.
As a manufacturer, our responsibility extends to ensuring the quality and availability of these reference materials. When laboratories and quality control departments look to buy CAS 503615-07-4 as an impurity standard, they need assurance of its identity, purity, and traceability. We offer this compound with robust quality documentation, enabling researchers and manufacturers to confidently perform their analytical testing. This is a key aspect of our service to the pharmaceutical industry, complementing our role as a supplier of synthetic intermediates.
The availability of reliable impurity standards like Ethyl 6-(4-aminophenyl)-1-(4-methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate empowers pharmaceutical companies to:
NINGBO INNO PHARMCHEM CO.,LTD. is dedicated to supporting the pharmaceutical sector's commitment to quality. If your research or manufacturing process requires this compound as a reference standard or an intermediate for Apixaban synthesis, we are your trusted supplier. Enquire today for pricing and availability, and let us help you maintain the integrity and safety of your pharmaceutical products.
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1. 20 years of R&D, manufacturing and sales experience, serving customers in 60 countries and regions around the world;
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3. We can satisfy customers' perfect transition from small scale lab requirements (gram level) to commercialization requirements (hundred tons level).
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