In the fields of biochemistry, molecular biology, and pharmaceutical research, accurately quantifying and understanding the role of sulfhydryl (-SH) groups is crucial. These groups are vital for protein structure, enzyme activity, and cellular redox balance. For scientists and procurement managers seeking a reliable reagent for this purpose, 2,2'-Dithiodipyridine (CAS 2127-03-9) is an industry-standard solution. NINGBO INNO PHARMCHEM, a premier chemical manufacturer and supplier based in China, offers high-quality 2,2'-Dithiodipyridine that meets the demands of precise analytical applications.

Understanding the Mechanism for Sulfhydryl Group Analysis

2,2'-Dithiodipyridine functions by reacting with free sulfhydryl groups. In this reaction, the disulfide bond in 2,2'-Dithiodipyridine is cleaved, and one pyridine-2-thione moiety is released, forming a mixed disulfide with the sample's sulfhydryl group. The liberated pyridine-2-thione, or its anion at appropriate pH, has a distinct spectral absorbance (typically at 268 nm or 340 nm depending on pH), allowing for spectrophotometric quantification of the sulfhydryl groups present. This method provides sensitive and accurate results, making it a go-to technique for many analytical laboratories. If you are researching methods for sulfhydryl analysis or need to buy a dependable reagent, our product is an excellent choice.

Why NINGBO INNO PHARMCHEM is Your Ideal Supplier

At NINGBO INNO PHARMCHEM, we pride ourselves on being a trusted manufacturer and supplier of fine chemicals. Our 2,2'-Dithiodipyridine (CAS 2127-03-9) is characterized by its beige or yellow crystalline powder appearance and a guaranteed assay of ≥98.0%. We understand that consistent quality and reliable delivery are essential for our B2B customers. Whether you are a research scientist needing small quantities for laboratory analysis or a larger enterprise requiring bulk supply, our China-based operations ensure competitive pricing and efficient logistics. Procure your analytical reagents with confidence from a supplier committed to excellence.

Broader Applications and Procurement Information

Beyond its critical role in sulfhydryl group determination, 2,2'-Dithiodipyridine is also valuable in organic synthesis, particularly as a sulfonylation reagent and in lactonization reactions. Its versatility makes it a staple in many chemical laboratories. For procurement managers looking to buy high-quality chemical intermediates, NINGBO INNO PHARMCHEM offers readily available stock. We pack our product in 25kg bags or fiber drums, ensuring safe handling and transport. Contact us today for a price inquiry and to discuss how our reliable supply of 2,2'-Dithiodipyridine can support your chemical procurement needs.