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P2191

Sigma-Aldrich

Poly(D,L-lactide-co-glycolide)

lactide:glycolide (50:50), mol wt 30,000-60,000

Synonym(s):

LACTEL® B6010-2, PLGA

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About This Item

Linear Formula:
[C3H4O2]x[C2H2O2]y
MDL number:
UNSPSC Code:
12352211
PubChem Substance ID:
NACRES:
NA.25

feed ratio

lactide:glycolide (50:50)

Quality Level

mol wt

30,000-60,000

storage temp.

−20°C

SMILES string

OCC(O)=O.CC(O)C(O)=O

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General description

Poly(D,L-lactide-co-glycolide) is a biodegradable and biocompatible polymer, which is used for drug delivery. It is used to treat rheumatoid arthritis, ulcerative colitis, Crohn′s disease, inflammatory lung diseases and ophthalmic inflammatory disorders. Poly(D,L-lactide-co-glycolide) functions as a potential cancer therapeutic target.

Application

Poly(D,L-lactide-co-glycolide) has been used to raise and sustain an increased lactate monomer level in the gel at a concentration relevant to dermal wounds.

Features and Benefits

Controlled release of bioactive agents, sutures and bioabsorbable implantable devices.

Physical form

Biocompatible, biodegradable polymer.

Legal Information

Lactel is a registered trademark of Evonik Corp

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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  1. Which document(s) contains shelf-life or expiration date information for a given product?

    If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.

  2. How do I get lot-specific information or a Certificate of Analysis?

    The lot specific COA document can be found by entering the lot number above under the "Documents" section.

  3. How do I find price and availability?

    There are several ways to find pricing and availability for our products. Once you log onto our website, you will find the price and availability displayed on the product detail page. You can contact any of our Customer Sales and Service offices to receive a quote.  USA customers:  1-800-325-3010 or view local office numbers.

  4. What is the Department of Transportation shipping information for this product?

    Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product. 

  5. Product P2191, Poly(D,L-lactide-co-glycolide), is a compound that is useful as a time-release agent in delivery systems such as herbicides, pesticides, and drugs.  What is the rate of degradation?

    The higher the lactic acid to glycolic acid ratio, the slower is the degradation rate of the polymer.  Molecular weight of the polymer is a contributing factor to the degradation; the lower the molecular weight, the faster the degradation rate of the polymer.  

  6. What is the glass transition temperature of Product P2191, Poly(D,L-lactide-co-glycolide)?

    The glass transition is 45-50°C; the melting point is amorphous.

  7. What is the viscosity of Product P2191, Poly(D,L-lactide-co-glycolide)?

    The viscosity of this product is lot-specific and can be found in the Certificate of Analysis.

  8. My question is not addressed here, how can I contact Technical Service for assistance?

    Ask a Scientist here.

PLGA-based nanoparticles: an overview of biomedical applications
Danhier F, et al.
Journal of Controlled Release : Official Journal of the Controlled Release Society, 161(2), 505-522 (2012)
Characterization of biodegradable poly (D, L-lactide-co-glycolide) polymers and microspheres
Hausberger AG and DeLuca PP
Journal of Pharmaceutical and Biomedical Analysis, 13(6), 747-760 (1995)
Habibun Nabi et al.
Parasitology research, 116(1), 359-370 (2016-10-28)
Toxoplasmosis is one of the most common zoonotic protozoal diseases. Recent advances in biotechnology have produced recombinant protein, which are immunogenic, and progress in nano-pharmaceutics has generated encapsulated protein in nanospheres, which are suitable for vaccine delivery. DNA was extracted
Aerobically derived lactate stimulates revascularization and tissue repair via redox mechanisms
Hunt TK, et al.
Antioxidants & Redox Signaling, 9(8), 1115-1124 (2007)
Ahmed A Abd-Rabou et al.
Biological trace element research, 193(2), 377-389 (2019-05-09)
Colon cancer in men and breast cancer in women are regarded as major health burdens, accounting for majority of cancer diagnoses globally. Doxorubicin (DOX) resistance in breast and colon cancers represents the main reason of unsuccessful therapy. The rationale of

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