The development and manufacturing of pharmaceuticals often hinge on the availability of highly specific and pure chemical intermediates. In the realm of chiral synthesis, where molecular handedness is critical for biological activity, sourcing the correct enantiomer is paramount. For the production of Darifenacin, a key medication used to treat overactive bladder, one such indispensable chiral intermediate is (S)-1-tosyl-3-(1-cyano-1,1-diphenylmethyl)pyrrolidine (CAS: 133099-09-9).

This complex organic molecule, characterized by its white crystalline powder appearance and high purity (often ≥99.0%), plays a pivotal role in the multi-step synthesis of Darifenacin. The 'S' configuration at a specific chiral center is crucial for the efficacy and pharmacological profile of the final drug. Therefore, manufacturers of Darifenacin rely heavily on suppliers who can consistently deliver this intermediate with exceptional stereochemical purity and chemical integrity.

As a leading pharmaceutical intermediate supplier, understanding the chemical properties and synthesis pathways of compounds like CAS 133099-09-9 is our core expertise. The structure features a pyrrolidine ring substituted with a tosyl group, a cyano group, and a diphenylmethyl moiety. Each of these functional groups contributes to its reactivity and suitability as a building block. The tosyl group, for instance, often acts as a protecting or activating group, while the diphenylacetonitrile portion provides the necessary framework for subsequent reactions in the Darifenacin synthesis pathway.

For R&D scientists and procurement specialists in the pharmaceutical industry, the ability to buy (S)-1-tosyl-3-(1-cyano-1,1-diphenylmethyl)pyrrolidine from a reliable source is a significant advantage. It enables seamless integration into existing manufacturing processes and supports the development of new therapeutic agents. We pride ourselves on being a trusted chiral pyrrolidine intermediate manufacturer, offering competitive pricing and a commitment to quality that aligns with global pharmaceutical standards. When you purchase CAS 133099-09-9 from us, you are not just acquiring a chemical; you are gaining a strategic partner dedicated to your success.

The importance of this intermediate extends beyond Darifenacin. Its intricate structure and chirality make it a valuable component for researchers exploring other complex organic syntheses in medicinal chemistry. Whether you are scaling up production or embarking on early-stage drug discovery, ensuring access to high-quality intermediates is fundamental. We invite you to inquire about our product and discover how our specialized manufacturing capabilities and robust supply chain can meet your critical needs. Partner with us to reliably source pharmaceutical intermediates and advance your drug development projects.