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PEG5-Carboxylic Acidtert-Butyl Ester

    • Product Name PEG5-Carboxylic Acidtert-Butyl Ester
    • Alias CAS 71222-38-9
    • Einecs 500-220-1
    • Mininmum Order 1 g
    • Factory Site Yudu County, Ganzhou, Jiangxi, China
    • Price Inquiry sales3@ar-reagent.com
    • Manufacturer Nanjing Finechem Holdings Co., Ltd
    • CONTACT NOW
    Specifications

    HS Code

    642514

    Chemical Name PEG5-Carboxylic Acid tert-Butyl Ester
    Synonyms Polyethylene glycol 5-t-butyl ester
    Molecular Formula C15H30O7
    Molecular Weight 322.40 g/mol
    Appearance Colorless to pale yellow liquid
    Solubility Soluble in DMSO, DMF, and water
    Cas Number 229631-68-7
    Purity Typically >95%
    Storage Temperature 2-8°C
    Functional Groups Carboxylic acid, tert-butyl ester, ether
    Smiles CC(C)(C)OC(=O)OCCOCCOCCOCCO
    Usage PEGylation reagent, linker in organic synthesis

    As an accredited PEG5-Carboxylic Acidtert-Butyl Ester factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing A 10-gram clear glass bottle with a white screw cap, labeled with product details, safety warnings, and Sigma Aldrich branding.
    Shipping PEG5-Carboxylic Acid tert-Butyl Ester is shipped in tightly sealed containers to prevent moisture absorption and contamination. It is typically transported at ambient temperature unless otherwise specified, classified as non-hazardous for shipping. Ensure compliance with local regulations and handle with appropriate protective measures. Refer to the SDS for detailed shipping and handling instructions.
    Storage PEG5-Carboxylic Acidtert-Butyl Ester should be stored in a cool, dry, and well-ventilated area, away from heat, moisture, and direct sunlight. Keep the container tightly closed when not in use and avoid exposure to strong acids or bases. Store at room temperature (15–25°C), and segregate from incompatible substances. Follow the supplier’s safety instructions and local regulations for chemical storage.
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