4-Chloropyrrolo[2,3-d]pyrimidine (CAS: 3680-69-1) stands out as a pivotal molecule within the landscape of pharmaceutical synthesis. Its structural characteristics make it an indispensable intermediate, particularly in the development of targeted therapies. This article aims to provide a comprehensive overview of its chemical properties, synthesis, and critical applications, highlighting why reliable sourcing from manufacturers is essential.

Chemically identified as 4-Chloropyrrolo[2,3-d]pyrimidine, this compound is also known by synonyms such as 6-Chloro-7-deazapurine. Its physical form is typically a white to light gray white crystalline powder, with a specified assay of ≥98.0%. The molecule's structure is key to its function, serving as a foundational component for more complex drug molecules. For researchers and procurement specialists, understanding these basic properties is the first step in evaluating potential suppliers.

The synthesis of 4-Chloropyrrolo[2,3-d]pyrimidine can involve several intricate chemical steps, as detailed in various scientific literature. These processes often require precise control over reaction conditions to achieve high purity and yield. Pharmaceutical companies looking to buy this intermediate will often partner with specialized chemical manufacturers who have mastered these synthetic routes.

The primary application driving demand for 4-Chloropyrrolo[2,3-d]pyrimidine is its role as an intermediate in the production of Tofacitinib. Tofacitinib is a significant pharmaceutical agent used in treating autoimmune diseases, making the consistent supply of its key intermediates like 4-Chloropyrrolo[2,3-d]pyrimidine a priority for many pharmaceutical firms. As a leading manufacturer, NINGBO INNO PHARMCHEM CO.,LTD. plays a crucial role in this supply chain.

When considering the purchase of this chemical, it is vital to engage with suppliers who can provide not only the product itself but also support in terms of quality assurance and timely delivery. Exploring options for bulk purchases from reputable manufacturers in China can offer significant cost benefits and supply chain security. The search for a reliable '4-Chloropyrrolo[2,3-d]pyrimidine supplier' should prioritize those with proven track records in the pharmaceutical chemical sector.

In conclusion, 4-Chloropyrrolo[2,3-d]pyrimidine is a high-value pharmaceutical intermediate with critical applications. Its careful synthesis and stringent quality control are essential. For businesses aiming to procure this compound, partnering with experienced manufacturers and suppliers is the most effective strategy for ensuring consistent quality and supply.