I. [Product Description]
VA-PEG-Tosyl (Valeric acid-Polyethylene glycol-Tosyl) is a multifunctional organic intermediate with high reactivity and excellent water solubility. It is widely used in coupling reactions and material modification fields. In its structure, the tosyl group can serve as an efficient leaving group, and the PEG segment provides flexible molecular design space, which is suitable for catalyst carriers and the construction of complex molecules.

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.
【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 in a sealed, dry place at a low temperature below 4°C.
▪ Note: ▶To ensure product stability, please open the package for use only after constant-temperature drying!

III. [Application Fields]
1. Surface functionalization modification of polymer materials
2. Directional activation and coupling of amino/hydroxyl groups in organic synthesis
3. Preparation of biocompatible nanoparticles
4. Intermediate for site-specific labeling of peptides/proteins
5. Construction of catalyst support systems

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

Chongqing Yusi Pharmaceutical Technology Co., Ltd. operates based on an integrated R & D-production-sales business model, 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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