I. [Product Description]
Tosylate-PEG-bromide is a multifunctional organic intermediate that combines the high reactivity of tosylate groups with the excellent hydrophilicity of PEG chains. It is widely used in the synthesis of pharmaceutical intermediates and the modification of polymer materials. Its two-terminal reactive sites can efficiently achieve molecular cross-linking and functional modification, and it shows excellent directional connection ability in coupling reactions involving catalysts.

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 freezing and thawing.
【Solvent】 Conventional 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, dry place at a low temperature below 4°C.
▪ Note: ▶ To ensure product stability, please make sure to open the package for use after constant-temperature drying!

III. [Application Fields]
1. Directional coupling and surface modification of functional groups in polymer materials.
2. Anchoring of ligands on the surface of nanoparticles and enhancement of stability.
3. Construction of phase-transfer catalytic reaction systems in organic synthesis.
4. Controllable assembly of probe molecules for biosensors.
5. Modular synthesis of functionalized polymer micelles.

Remarks: 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 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.

If you have other product needs, please contact us:
Contact Information:
Landline: 023-62795528
Customer Service Hotline: 19923757617 丨 QQ: 3279537175
                                           19112925095 丨 QQ: 3012135199

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