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739952

Sigma-Aldrich

Resomer® RG 503, Poly(D,L-lactide-co-glycolide)

lactide:glycolide 50:50, ester terminated, Mw 24,000-38,000

Synonym(s):

PLGA, RESOMER® RG 503

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About This Item

Linear Formula:
[C3H4O2]x[C2H2O2]y
CAS Number:
26780-50-7
MDL number:
MFCD00131930
UNSPSC Code:
12162002
NACRES:
NA.23

form

amorphous

feed ratio

lactide:glycolide 50:50

mol wt

Mw 24,000-38,000

degradation timeframe

<3 months

viscosity

0.32-0.44 dL/g, 0.1 % (w/v) in chloroform(25 °C, Ubbelohde) (size 0c glass capillary viscometer)

transition temp

Tg 44-48 °C

storage temp.

2-8°C

SMILES string

O2C(C(=O)OC(C2=O)C)C.O1CC(=O)OCC1=O

InChI

1S/C6H8O4.C4H4O4/c1-3-5(7)10-4(2)6(8)9-3;5-3-1-7-4(6)2-8-3/h3-4H,1-2H3;1-2H2

InChI key

LCSKNASZPVZHEG-UHFFFAOYSA-N

Related Categories

Application

Controlled release

Legal Information

Product of Evonik
RESOMER is a registered trademark of Evonik Rohm GmbH

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

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Certificates of Analysis (COA)

Lot/Batch Number
MKCW8517
BCCH9991
BCCG5990
BCCF1461
BCCB5545

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Kaiping Wang et al.
Journal of microencapsulation, 36(4), 356-370 (2019-06-14)
Here, we have successfully synthesised and purified multifunctional PLGA-based nanoparticles by the co-encapsulation of an anticancer drug (tetrandrine) and a magnetic material (Fe3O4). The obtained Tet-Fe3O4-PLGA NPs had a uniform spherical shape with a particle size of approximately 199 nm and
William A Lackington et al.
Journal of controlled release : official journal of the Controlled Release Society, 304, 51-64 (2019-05-06)
Neurotrophic factor delivery via biodegradable nerve guidance conduits may serve as a promising treatment for the repair of large peripheral nerve defects. However, a platform for controlled delivery is required because of their short in vivo half-life and their potential
Igor Jeroukhimov et al.
Journal of the American College of Surgeons, 218(1), 102-107 (2013-11-12)
Chronic pain after inguinal hernia repair occurs in 16% to 62% of patients. The underlying mechanism probably involves sensory nerve damage and abnormal healing that might be influenced by the materials chosen for the procedure. We hypothesize that nonabsorbable sutures
Maria Kirzhner et al.
Ophthalmology, 120(6), 1300-1304 (2013-02-13)
To compare wrapped and polymer-coated hydroxyapatite implants in children undergoing primary enucleation with no adjuvant therapies. Retrospective, interventional cohort study. All children undergoing primary enucleation without adjuvant therapies between 1999 and 2009 at a tertiary pediatric cancer hospital. Review and
Patrick Vavken et al.
Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association, 29(1), 122-132 (2012-12-04)
The objective of this study was to assess the effect of absorbable or nonabsorbable sutures in bioenhanced anterior cruciate ligament (ACL) repair in a skeletally immature pig model on suture tunnel and growth plate healing and biomechanical outcomes. Sixteen female
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