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Merck

925659

Sigma-Aldrich

Poly(ethylene glycol)-block-poly(lactide-alt-glycolide)

PEG average Mn 5,000, PLGA Mn 15,000

Sinónimos:

PEG-PLGA

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About This Item

Fórmula lineal:
CH3O(C2H4O)n(C5H6O4)mH
UNSPSC Code:
12352112
NACRES:
NA.23

form

powder, chunks or granules

Quality Level

mol wt

PEG average Mn 5,000
PLGA Mn 15,000

storage temp.

2-8°C

Application

PEG-PLGA, is a biocompatible, amphiphilic block copolymer composed of a hydrophilic PEG block and a hydrophobic poly(lactide-alternative-glycolide) (PLGA) block. These materials have been used in control release and nanoparticle formulation for drug encapsulation and delivery applications.

Different from common Poly(lactide-co-glycolide) (PLGA) polymer, the lactic and glycolic units in Poly(lactide-alt-glycolide) block alternate in sequence in the polymer chain, and the molar ratio of lactic to glycolic units in the polymer is exactly 1:1.

Poly(lactide-alt-glycolide) exhibits excellent solubility in common organic solvents, such as acetonitrile, acetone, dioxane, DCM, and THF, providing great convenience for drug delivery researches and applications.

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable


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Keru Zhang et al.
Journal of controlled release : official journal of the Controlled Release Society, 183, 77-86 (2014-03-29)
In the paper, we begin by describing polyethylene glycol-poly lactic acid-co-glycolic acid (PEG-PLGA) which was chosen as a typical model copolymer for the construction of nano-sized drug delivery systems and also the types of PEG-PLGA copolymers that were eluted. Following
Lin Yu et al.
Biomacromolecules, 12(4), 1290-1297 (2011-03-03)
This paper reports the influence of sequence structures of block copolymers composed of poly(lactic acid-co-glycolic acid) (PLGA) and poly(ethylene glycol) (PEG) on their thermogelling aqueous behaviors. A series of thermogelling PLGA-PEG-PLGA triblock copolymers with similar chemical compositions and block lengths

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