I. [Product Description]
Tosylate-PEG-NPC is a multifunctional organic intermediate. Its tosylate group and nitrophenyl carbonate group endow the molecule with excellent reactivity, enabling it to efficiently participate in nucleophilic substitution and amino coupling reactions. This compound achieves precise molecular design through a PEG chain with adjustable molecular weight and is widely used in the fields of polymer material modification, catalyst support construction, and pharmaceutical intermediate synthesis.

II. [Product Details]
【Appearance】 Depending on the different molecular weights, 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 dry, sealed container 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. Site-specific modification of functional groups in polymer materials (Reference: Polymer Chemistry, 2022)
2. Construction of surface active sites of nanomedicine carriers (ACS Applied Nano Materials, 2023)
3. Oriented coupling of protein/antibody-fluorescent probes (Bioconjugate Chem., 2021)
4. Functionalization of biosensor interfaces (Analytical Chemistry, 2020)
5. Fixation of catalytic sites in metal-organic frameworks (MOFs) (J. Catal., 2023)

Remarks: 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. is 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.

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Contact Information:
Landline: 023-62795528
Customer Service Hotline: 19112925095 丨 QQ: 3012135199
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