For chemists, procurement managers, and researchers in the chemical and pharmaceutical industries, Chemical Abstracts Service (CAS) registry numbers are indispensable identifiers. CAS No. 2199-51-1 refers to Ethyl 2,4-dimethyl-1H-pyrrole-3-carboxylate, a compound with significant applications. This article serves as a comprehensive guide to understanding this intermediate, its properties, applications, and how to efficiently buy it from reputable manufacturers.

Ethyl 2,4-dimethyl-1H-pyrrole-3-carboxylate is a heterocyclic organic compound that features a pyrrole ring substituted with two methyl groups and an ethyl carboxylate group. Its CAS registry number, 2199-51-1, is universally recognized within the scientific community, facilitating precise identification and communication. The compound's typical appearance is described as a white to light brown crystalline solid, with a melting point range of 122-123°C. Its solubility characteristics, often noted as soluble in DMSO and slightly soluble in chloroform and methanol, are important considerations for its use in various reaction media.

The primary applications of Ethyl 2,4-dimethyl-1H-pyrrole-3-carboxylate are twofold and industrially significant. Firstly, it serves as a key intermediate in the synthesis of certain blue pyrrole dyes. The unique structural features of this molecule allow for the creation of stable and vibrant colorants used in various industries. Secondly, and perhaps more critically for the pharmaceutical sector, it acts as a vital intermediate in the synthesis of Receptor Tyrosine Kinase (RTK) inhibitors. These targeted therapies are fundamental in modern cancer treatment and other disease management strategies. Therefore, reliable access to high-purity Ethyl 2,4-dimethyl-1H-pyrrole-3-carboxylate is essential for pharmaceutical R&D and manufacturing.

When you are ready to purchase this compound, looking for a qualified supplier is crucial. Many excellent manufacturers are based in China, offering competitive pricing and the capacity for both research-scale and bulk production. It is recommended to seek suppliers who provide a minimum purity of 97% and can supply comprehensive documentation, including Certificates of Analysis (CoA) and Safety Data Sheets (SDS). Requesting free samples for laboratory evaluation is a standard practice to ensure the material meets your specific project requirements.

The process of obtaining a quote from a Chinese chemical manufacturer typically involves providing the CAS number and desired quantity. Their responsiveness and the clarity of their quotations can be indicative of their overall professionalism and reliability as a supplier. Understanding lead times for both sample dispatch and bulk orders is also an important aspect of procurement planning.

In summary, Ethyl 2,4-dimethyl-1H-pyrrole-3-carboxylate (CAS: 2199-51-1) is a versatile and critical intermediate for both the dye and pharmaceutical industries. By understanding its properties and applications, and by engaging with trusted manufacturers in China, you can ensure a steady and cost-effective supply for your critical projects.