I. [Product Description]
Tosylate-PEG-Sodium Alginate is a multifunctional organic intermediate that combines the excellent water solubility of PEG chains with the biocompatibility of sodium alginate. It is widely used in the fields of polymer material modification and bioconjugation. Its tosylate group can serve as a highly efficient activation site, suitable for catalytic coupling reactions and the construction of functional carriers.

II. [Product Details]
【Appearance】Depending on different molecular weights, it appears as a white/off-white solid or a viscous liquid.
【Stability】Store under refrigeration and avoid repeated freeze-thaw cycles.
【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 in a sealed and dry condition at a low temperature below 4°C.
▪ Precautions: ▶ To ensure product stability, please open the package for use only after constant temperature drying!

III. [Application Areas]
1. Surface functionalization modification of polymer materials (ACS Applied Materials & Interfaces, 2023)
2. Synthesis of biocompatible nanoparticles (Biomacromolecules, 2022)
3. Construction of chemical sensor carriers (Analytical Chemistry, 2021)
4. Development of controlled release systems (Journal of Controlled Release, 2020)
5. Study on the self-assembly of amphiphilic polymers (Langmuir, 2019)

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

Chongqing Yusi Pharmaceutical Technology Co., Ltd. operates under 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.

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Contact Information:
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