I. [Product Description] 
SH-PEG-phosphoric acid is a multifunctional organic intermediate, combining the high reactivity of thiol groups, the hydrophilic modification ability of polyethylene glycol (PEG), and the coordination characteristics of phosphate groups. This compound has important application values in the fields of catalytic system construction, surface functionalization of nanomaterials, and bioconjugation. It can be widely used as a pharmaceutical intermediate or a catalyst carrier.

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

III. [Application Fields] 
    1. Surface modification of nanomaterials: Combine with metal/semiconductor nanoparticles through thiol groups, and the PEG chain enhances dispersibility.
    2. Bioconjugation reaction: Chelate with metal ions through phosphate groups for the directional immobilization of enzymes or antibodies.
    3. Polymer composites: Serve as a functional cross-linker to improve the interface compatibility of materials.
    4. Catalytic system construction: Load metal catalysts to form a stable heterogeneous catalytic system.
    5. Sensor interface engineering: Construct an anti-pollution biosensing interface.

Note: The products sold by our company are only for scientific research and cannot be used in 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 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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