High-Purity Tosylpyrrolidine Acetonitrile Intermediate: Reliable Supplier & Pharmaceutical Synthesis Partner
Discover the essential building block for your pharmaceutical synthesis needs. We are a leading manufacturer and supplier of (S)-1-tosyl-3-(1-cyano-1,1-diphenylmethyl)pyrrolidine (CAS: 133099-09-9), a high-purity chiral intermediate crucial for APIs like Darifenacin. Get a competitive price and ensure supply chain stability from our China-based facility.
Get a Quote & SampleYour Trusted Partner for Critical Pharmaceutical Intermediates

(S)-1-tosyl-3-(1-cyano-1,1-diphenylmethyl)pyrrolidine
As a premier manufacturer and supplier of high-quality pharmaceutical intermediates, we provide (S)-1-tosyl-3-(1-cyano-1,1-diphenylmethyl)pyrrolidine (CAS: 133099-09-9). This advanced chiral building block is indispensable for the synthesis of Darifenacin hydrobromide and Darifenacin. Our commitment to purity and consistency ensures reliable integration into your complex API manufacturing processes. Partner with us, a trusted supplier in China, for your critical chemical sourcing needs.
- Discover the key pharmaceutical intermediate, (S)-1-tosyl-3-(1-cyano-1,1-diphenylmethyl)pyrrolidine, essential for advanced drug synthesis.
- Source with confidence from a leading manufacturer and supplier in China, ensuring quality and competitive pricing for CAS 133099-09-9.
- Leverage our expertise in chiral synthesis to obtain a high-purity (≥99.0%) white crystalline powder.
- Secure your supply chain with a reliable partner, enabling efficient production of Darifenacin and related APIs.
Advantages of Sourcing Our Pharmaceutical Intermediates
Uncompromising Purity and Quality
We guarantee a minimum assay of 99.0% for our (S)-1-tosyl-3-(1-cyano-1,1-diphenylmethyl)pyrrolidine, ensuring that your synthesis reactions proceed with optimal efficiency and yield. Our rigorous quality control processes make us a top-tier supplier for demanding pharmaceutical applications.
Expertise in Chiral Synthesis
Our specialization in chiral chemistry allows us to deliver the correct enantiomer with high stereochemical purity. This is critical for the biological activity and safety of the final drug products, making us an invaluable partner for pharmaceutical R&D and manufacturing.
Reliable Supply Chain and Competitive Pricing
As a reputable manufacturer and supplier based in China, we offer competitive pricing and a stable, dependable supply of essential pharmaceutical intermediates like CAS 133099-09-9. We understand the importance of timely delivery and consistent availability for your production schedules.
Key Applications for Our Intermediate
Darifenacin Synthesis
Our high-quality (S)-1-tosyl-3-(1-cyano-1,1-diphenylmethyl)pyrrolidine is a primary intermediate for the synthesis of Darifenacin hydrobromide and Darifenacin, medications used for treating overactive bladder. We are a trusted source for this crucial component.
Advanced Organic Synthesis
The complex structure and functional groups of this compound make it an excellent building block for various advanced organic synthesis projects in medicinal chemistry and fine chemical development. Explore its potential for your novel compound synthesis.
API Manufacturing
Reliable sourcing of key intermediates is vital for Active Pharmaceutical Ingredient (API) manufacturing. We ensure consistent quality and supply, empowering manufacturers to meet stringent regulatory requirements and market demands.
Research and Development
Researchers in pharmaceutical R&D rely on precisely characterized and pure intermediates. We provide the necessary quality and information to support your discovery and development efforts, making us an ideal supplier for laboratories.