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704539

Sigma-Aldrich

Poly(ethylene glycol) dithiol

average Mn 3,400, thiol

Synonym(s):

Polyethylene glycol, PEG dithiol

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About This Item

Linear Formula:
HSCH2CH2(OCH2CH2)nSH
UNSPSC Code:
12162002
NACRES:
NA.23

product name

Poly(ethylene glycol) dithiol, average Mn 3,400

form

powder

mol wt

average Mn 3,400

reaction suitability

reagent type: cross-linking reagent
reactivity: thiol reactive

mp

58-65 °C

Ω-end

thiol

α-end

thiol

polymer architecture

shape: linear
functionality: homobifunctional

storage temp.

−20°C

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Other Notes

Molecular weight: Mn 3,060-3,740

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

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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Articles

Highlighting new synthetic modifications of PEG to improve the mechanical properties and degradation of resulting hydrogels in tissue engineering applications.

Hydrogel-based biomaterials for cell delivery and tissue regeneration applications are discussed.

Progress in biotechnology fields such as tissue engineering and drug delivery is accompanied by an increasing demand for diverse functional biomaterials. One class of biomaterials that has been the subject of intense research interest is hydrogels, because they closely mimic the natural environment of cells, both chemically and physically and therefore can be used as support to grow cells. This article specifically discusses poly(ethylene glycol) (PEG) hydrogels, which are good for biological applications because they do not generally elicit an immune response. PEGs offer a readily available, easy to modify polymer for widespread use in hydrogel fabrication, including 2D and 3D scaffold for tissue culture. The degradable linkages also enable a variety of applications for release of therapeutic agents.

Designing biomaterial scaffolds mimicking complex living tissue structures is crucial for tissue engineering and regenerative medicine advancements.

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

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