I. [Product Description]
NH2-PEG-CH2CH2COOtBu (Amino-tetra-polyethylene glycol-tert-butyl propionate, CAS 1446282-18-3) is a multifunctional organic intermediate widely used in the synthesis of pharmaceutical intermediates and the field of catalyst carriers. Its core value lies in the high biocompatibility of the PEG segment and the reaction sites of amino/ester groups, enabling efficient coupling and molecular modification, which is suitable for the functional design of complex chemical systems.

II. [Product Details]
    【Appearance】Depending on different molecular weights, it appears as a white/off-white solid or a viscous liquid.
    【Stability】Store refrigerated and avoid repeated freezing and thawing.
    【Solvents】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, 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 Areas]
    1. Coupling reactions of biological macromolecules and nanomaterials (such as protein and nucleic acid modification).
    2. Synthesis of functionalized polymer materials and preparation of surface coatings.
    3. Hydrophilic modification and stability improvement of nanodrug delivery systems.
    4. Immobilized carriers for active components in heterogeneous catalytic systems.
    5. Directional introduction and removal of amino protecting groups in organic synthesis.

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

Chongqing Yusi Pharmaceutical Technology Co., Ltd. is based on an integrated operation mode 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:
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