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935166

Sigma-Aldrich

Hyaluronic acid

acid form, average Mw 25,000

Synonyme(s) :

HA

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About This Item

Formule linéaire :
(C16H27NO11)n
Numéro CAS:
Code UNSPSC :
51202002
Nomenclature NACRES :
NA.21

Description

acid form of hylauronic acid

Niveau de qualité

Forme

powder or chunks (or Fibers)

Poids mol.

average Mw 25,000

Couleur

white to faint yellow, Faint Brown

Application(s)

advanced drug delivery
(Tissue engineering)

Température de stockage

2-8°C

Description générale

Hyaluronic acid (HA) is a a natural polymer found in many extracellular matrices (ECM). Its biocompatibility, biodegradability, and biomimetic chacteristics make it one of the most advantagous biopolymers for myriad of biomedical applications including drug delivery, tissue engineering, hydrogel development, cosmetics, regenerative medicine and 3D bioprinting.
Unlike other HA products which are typically available in a sodium salt form, HA acid form is soluble in organic solvents such as DMSO. This allows for a larger range of possible chemical modifications and functionalization. For instance, the carboxylic acid of the glucoronic acid can be modified or functionalized with hydrazine end groups.

Application

  • Tissue engineering including cartilage tissue engineering, bone tissue engineering, and other musculoskeletal tissues
  • Drug delivery and a carrier of small molecules, large molecules, and biomolecules
  • Biosensors, films and transdermal microneedles development
  • Medical device coatings, wound healing, and cosmetics

Caractéristiques et avantages

  • The same advantages of HA but in acid form
  • Soluble in organic solvents such as DMSO
  • Larger range of chemical modifications and functionalization possibilities

Code de la classe de stockage

11 - Combustible Solids

Classe de danger pour l'eau (WGK)

WGK 3

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable


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Consulter la Bibliothèque de documents

A mild and straightforward one-pot hyaluronic acid functionalization through termination of poly-(2-alkyl-2-oxazoline)
Madau M, et al.
Polymer, 230, 124059-124059 (2021)
Thiolated Hyaluronic Acid as Versatile Mucoadhesive Polymer: From the Chemistry Behind to Product Developments-What Are the Capabilities?
Griesser J, et al.
Polymers (Basel, Switzerland), 28, 243-243 (2018)
Hyaluronic Acid: Molecular Mechanisms and Therapeutic Trajectory
Gupta R C, et al.
Frontiers in veterinary science, 25, 192-192 (2019)

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