I. [Product Description]
OPSS-PEG-valine (o-Pyridyldithio/Thiopyridyl-Polyethylene Glycol-Valine) is a multifunctional organic intermediate with the characteristics of both pharmaceutical intermediates and catalysts for polymer material synthesis. Its unique o-pyridyldithio bond has high reactivity with thiol groups, enabling efficient directional coupling of biomolecules, which has important application value in the fields of nanoparticle carrier preparation and functional modification.

II. [Product Details]
【Appearance】 Depending on the molecular weight, it appears as a white/off-white solid or a viscous liquid.
【Stability】 Store refrigerated and avoid repeated freezing and thawing.
【Solvent】 Common organic solvents such as chloroform, dichloromethane, and DMSO.
【Molecular Weight】 (PEG): 2000, 3400, 5000. Other molecular weights can be customized.
【Storage Conditions】 Store at a low temperature below 4°C in a sealed and dry environment.
▪ Precautions: ▶ To ensure product stability, please open the package for use only after constant temperature drying!

III. [Application Fields]
1. Directional modification of active groups on the surface of nanoparticles
2. Site-specific coupling reactions of proteins/antibodies
3. Synthesis of intelligent responsive polymer materials
4. Construction of biosensor probes
5. Development of targeted drug delivery systems

Note: The products sold by our company are only for scientific research and cannot be used for human experiments or human treatment.

Chongqing Yusi Pharmaceutical Technology Co., Ltd. operates based on an integrated business model of independent R & D-production-sales, providing professional scientific research reagents for university scientific research experiments. Compared with similar products on the market, our company's products have obvious price advantages. In addition, we also provide professional product customization services.

If you need other products, please contact us:
Contact Information:
Landline: 023-62795528
Customer Service Hotline: 19112925095 丨 QQ: 3012135199
                                           18896157519 丨 QQ: 3354316092

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