Xi'an Kaixin Biotechnology Co., Ltd., as a polymer PEG supplier WMJ, introduces AA PEGPCL to everyone. The reagent is only used for scientific research and cannot be used for humans. It is not for medicinal or edible purposes.

Molecular weight: 1k, 2k, 3.4k, 5k, 10k, 20k (customizable as needed)

Chinese name: Acetic acid PEG polycaprolactone

English names: AA PEG PCL, Acetic Acid PEG PCL

physical property:

Supplier: Xi'an Kaixin Biotechnology Co., Ltd

Appearance features: solid, powder

End group substitution rate:>>95, nuclear magnetic resonance spectra and related quality certification spectra can be provided. Transportation conditions: transported as a non hazardous chemical at ambient temperature.

Solubility: soluble in most organic solvents, soluble in water

Storage conditions: Dry, dark, short-term (days to weeks) at 0-4 ° C, long-term (months to years) at -20 ° C.

Reaction mechanism:

The reaction principle of AA PEG PCL acetic acid polyethylene glycol polycaprolactone is mainly based on chemical coupling reaction, which can be represented and summarized as follows:

1. Raw material composition:

AA (acrylic acid): a colorless organic acid with good reactivity and stability,

PEG (polyethylene glycol): a linear polymer with good water solubility and biocompatibility

PCL (Polycaprolactone): A low melting point polymer obtained by ring opening polymerization of caprolactone, with a melting point of approximately 62 ℃. It is a white waxy solid, odorless, non-toxic, and has good thermoplasticity, ductility, impact resistance, as well as excellent water resistance, oil resistance, weather resistance, and electrical insulation properties.

2. Reaction mode:

The synthesis of AA-PEG-PCL typically involves a chemical coupling reaction, which is a reaction that binds two or more molecules together through the formation of chemical bonds.

Under appropriate reaction conditions, acrylic acid (AA), polyethylene glycol (PEG), and polycaprolactone (PCL) are mixed in a certain proportion and then subjected to polymerization reaction.

3. Product characteristics:

AA-PEG-PCL is a trimer synthesized through a chemical reaction of acrylic acid (AA), polyethylene glycol (PEG), and polycaprolactone (PCL).

It has good biocompatibility and biological activity, can degrade in vivo, and has low toxicity and immunogenicity.