PLGA 50:50 | DLG50-4A

PLGA 50:50 | DLG50-4A is an acid-terminated Pharma / Medical Grade copolymer of DL-lactide and Glycolide in a 50:50 molar ratio and with an inherent viscosity between 0.45 – 0.60 dL/g. It is supplied in the form of white to light tan micronized powder. DLG50-4A is primarily used for drug delivery applications and is suitable for all commonly used formulation techniques.

CAS Number:
26780-50-7

Manufacturing Process:
Ring-Opening

Molecular Formula:
(C3H4O2)m x (C2H2O2)n

Synonyms:
PLGA, Poly(D,L-lactide-co-glycolide) acid terminated, Poly(DL-lactide-co-glycolide), acid terminated

Price (per Gram)

 280.00 / per Gram
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Additional information

Former CAS Number(s)

107760-14-5, 119652-89-0, 1255770-56-9, 130953-65-0, 31213-75-9, 339986-68-4

Applications

Drug delivery formulations

Synonym(s)

1, 4-Dioxane-2, 5-dione copolymer, 5-dione-1-DL-3, 6-dimethyl-1, Glycolide – lactide copolymer, Glycolide-DL-lactide copolymer, Glycolide-DL-lactide polymer, Lactide – glycolide copolymer, Lactomer, Poly(DL-lactide-co-glycolide), Poly(glycolide – lactide), Poly(glycolide-co-lactide), Polyglactin

Substance Type

Acid terminated, Biodegradable Polymer, Excipient, Lactide : Glycolide 50:50, Nanoparticles, Non-Active pharmaceutical ingredient, PLGA 50:50, Inherent Viscosity 0.45 – 0.60 dL/g

Appearance

Solubility

,

FT NMR (PROTON)

FT IR

Lactide by NMR

Glycolide by NMR

Viscosity (1% in CHCl3)

Residual monomer DL-Lactide

Residual monomer Glycolide

Residual solvent acetone

Residual solvent toluene

Acid number

Heavy metal

Tin

PS equivalent mol. weight Mw by GPC

Sulphated Ash

TAMC

TYMC

Bacterial Endotoxins

Self life

End Group

Acid terminated

Molecular Weight

38,000 – 54,000 da

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