I. [Product Description]
Tosyl-PEG-SH (Tosyl-Polyethylene Glycol-Thiol) is a multifunctional organic intermediate with highly reactive tosyl and thiol groups. It is suitable for applications such as bioconjugation, surface modification, and nanomaterial synthesis. Its PEG chain provides excellent water solubility and biocompatibility, making it an ideal choice for the development of pharmaceutical intermediates and catalyst support systems.

II. [Product Details]
    【Appearance】 Depending on the molecular weight, 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 container at a low temperature below 4°C in a dry place.
▪ Notes: ▶ To ensure product stability, please open the package for use after constant temperature drying!

III. [Application Fields]
    1. Surface functional modification of polymer materials (e.g., coating of gold nanoparticles)
    2. Crosslinker in biomolecular coupling reactions (protein/antibody labeling)
    3. Targeting ligand connection for nanodrug carriers
    4. Thiol-ene click chemical reaction in organic synthesis
    5. Construction of catalyst immobilization carriers

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

Chongqing Yusi Pharmaceutical Technology Co., Ltd. operates under an integrated business model of independent R & D-production-sales, providing professional 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 have other product needs, please contact us:
Contact Information:
Landline: 023-62795528
Customer Service Hotline: 19112925095 丨 QQ: 3012135199
                                           18896157519 丨 QQ: 3354316092

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