Date published: 2025-9-16

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PEG Linkers

Santa Cruz Biotechnology now offers a broad range of PEGs (polyethylene glycols) for use in various applications. PEGs are versatile, water-soluble polymers that are used extensively in scientific research due to their unique properties, such as biocompatibility, non-toxicity, and ability to modify surfaces and molecules. Researchers utilize PEGs to study protein interactions, drug delivery systems, and nanoparticle stabilization. In biochemistry and molecular biology, PEGs are used to precipitate proteins, enhance the solubility of biomolecules, and protect proteins from denaturation. In the field of materials science, PEGs are employed to create hydrogels, which are used in tissue engineering and regenerative medicine. PEGylation, the process of attaching PEG chains to molecules, is widely used to increase the stability and half-life of drugs and various proteins. By offering a comprehensive selection of high-quality PEGs, Santa Cruz Biotechnology supports cutting-edge research in biochemistry, biotechnology, and materials science. These products enable scientists to conduct precise and reproducible experiments, driving advancements in the development of new materials and strategies. View detailed information on our available PEGs by clicking on the product name.

Items 41 to 50 of 88 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Ald--Ph-PEG3-amine

sc-496106
100 mg
$575.00
(0)

Ald-Ph-PEG3-amine is characterized by its unique aldehyde functionality, which facilitates selective reactions with amines and other nucleophiles, enabling precise conjugation strategies. The short PEG chain enhances solubility while maintaining a balance between hydrophilicity and hydrophobicity, promoting effective molecular interactions. Its compact structure allows for rapid reaction kinetics, making it suitable for applications requiring swift and efficient coupling without steric hindrance.

Ald-Ph-PEG2-NHBoc

sc-496109
100 mg
$420.00
(0)

Ald-Ph-PEG2-NHBoc features a distinctive Boc-protected amine, which provides stability and protection during synthetic processes. The presence of a PEG linker enhances flexibility and solubility, allowing for improved molecular mobility and interaction in various environments. Its aldehyde group enables targeted reactivity with nucleophiles, facilitating controlled conjugation. The compound's design promotes efficient reaction pathways, optimizing kinetics for diverse applications.

Azido-PEG1-Amine

464190-91-8sc-496108
100 mg
$337.00
(0)

Azido-PEG1-Amine is characterized by its azide functional group, which enables click chemistry reactions, particularly with alkynes, facilitating rapid and selective conjugation. The PEG moiety enhances hydrophilicity and biocompatibility, promoting solubility in aqueous environments. This compound exhibits unique reactivity profiles, allowing for versatile modifications and functionalization. Its linear structure contributes to consistent molecular behavior, optimizing interactions in various chemical contexts.

Ald-Ph-PEG3-NH-Boc

sc-496110
100 mg
$575.00
(0)

Ald-Ph-PEG3-NH-Boc features a phenyl group that enhances π-π stacking interactions, promoting stability in complex formations. The Boc protecting group allows for selective deprotection, enabling precise control over functionalization. Its PEG chain imparts flexibility and solubility, facilitating efficient molecular interactions in diverse environments. This compound's unique reactivity as an acid halide allows for rapid acylation reactions, streamlining the synthesis of complex structures.

Azido-PEG2-Amine

166388-57-4sc-496111
1 g
$235.00
(0)

Azido-PEG2-Amine is characterized by its azide functional group, which enables click chemistry reactions, facilitating rapid and selective conjugation with alkyne-containing partners. The PEG moiety enhances solubility and biocompatibility, while the amine group provides a reactive site for further modifications. This compound exhibits unique reactivity profiles, allowing for efficient formation of stable linkages in various chemical environments, making it a versatile tool in synthetic chemistry.

Bis-PEG1-NHS ester

sc-496112
50 mg
$270.00
(0)

Bis-PEG1-NHS ester serves as an effective linker due to its N-hydroxysuccinimide (NHS) functionality, which promotes efficient amine coupling reactions. The PEG segment enhances hydrophilicity and flexibility, improving solubility in aqueous environments. Its reactivity is characterized by rapid formation of stable amide bonds, facilitating the creation of diverse bioconjugates. This compound's unique properties enable tailored modifications, making it a valuable asset in various chemical applications.

Bis-PEG2-NHS Ester

65869-63-8sc-496114
100 mg
$225.00
(0)

Bis-PEG2-NHS Ester is a versatile linker that features a dual PEG structure, enhancing its solubility and biocompatibility. The N-hydroxysuccinimide moiety allows for selective and efficient conjugation with amines, promoting rapid reaction kinetics. Its extended PEG chains provide increased molecular flexibility and steric hindrance, which can minimize non-specific interactions. This compound's unique architecture supports the formation of stable conjugates, enabling diverse chemical modifications.

Bis-PEG3-NHS Ester

1314378-16-9sc-496115
100 mg
$169.00
(0)

Bis-PEG3-NHS Ester is a multifunctional linker characterized by its triethylene glycol backbone, which significantly enhances hydrophilicity and solubility in aqueous environments. The NHS ester group facilitates rapid and specific coupling with primary amines, promoting efficient reaction kinetics. Its elongated PEG structure imparts flexibility, reducing steric clashes and enhancing the stability of conjugates. This compound's unique design allows for tailored modifications, optimizing interactions in various biochemical contexts.

Azido-PEG4-Amine

sc-496117
100 mg
$390.00
(0)

Azido-PEG4-Amine is a versatile PEG linker featuring an azide functional group that enables click chemistry applications, particularly with alkyne partners. Its tetraethylene glycol backbone enhances solubility and biocompatibility, while the amine group allows for straightforward conjugation to various biomolecules. The azide moiety promotes selective and efficient reactions, making it ideal for creating stable, functionalized constructs. This compound's unique properties facilitate diverse applications in bioconjugation and material science.

Azido-PEG5-amine

sc-496118
100 mg
$255.00
(0)

Azido-PEG5-amine is a multifunctional PEG linker characterized by its azide group, which facilitates rapid and selective click reactions with alkynes. The pentaglycol chain enhances hydrophilicity and flexibility, promoting improved solvation and interaction with biomolecules. Its amine functionality allows for easy attachment to a variety of substrates, while the azide's reactivity ensures efficient formation of stable linkages. This compound's unique structural features enable innovative approaches in bioconjugation and polymer chemistry.