Date published: 2025-9-12

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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 51 to 60 of 88 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Bis-PEG4-NHS ester

sc-496119
100 mg
$225.00
(0)

Bis-PEG4-NHS ester is a versatile PEG linker distinguished by its N-hydroxysuccinimide (NHS) moiety, which enables efficient coupling to amine-containing molecules. The PEG backbone enhances solubility and biocompatibility, while the NHS group promotes rapid and stable ester bond formation. This compound exhibits a unique ability to facilitate site-specific conjugation, making it ideal for creating complex biomolecular architectures. Its reactivity and solubility properties are crucial for advancing various chemical applications.

Bis-PEG5-NHS ester

756526-03-1sc-496120
100 mg
$315.00
(0)

Bis-PEG5-NHS ester is a highly effective PEG linker characterized by its dual N-hydroxysuccinimide (NHS) groups, which facilitate selective conjugation with amine functionalities. The extended PEG chain enhances hydrophilicity and flexibility, promoting improved molecular mobility and interaction in aqueous environments. This compound exhibits rapid reaction kinetics, allowing for efficient formation of stable amide bonds, making it suitable for constructing intricate molecular assemblies and enhancing the stability of conjugated products.

Bis-PEG6-NHS ester

sc-496121
100 mg
$390.00
(0)

Bis-PEG6-NHS ester serves as a versatile PEG linker, distinguished by its two N-hydroxysuccinimide groups that enable targeted coupling with amine groups. The longer PEG chain significantly increases solubility and steric hindrance, which can reduce non-specific interactions and enhance the stability of conjugates. Its unique reactivity profile allows for efficient amide bond formation, facilitating the development of complex biomolecular architectures with tailored properties.

Azido-PEG7-amine

sc-496122
100 mg
$330.00
(0)

Azido-PEG7-amine is a specialized PEG linker characterized by its azide functional group, which enables click chemistry reactions, particularly with alkynes, facilitating rapid and selective conjugation. The extended PEG chain enhances solubility and biocompatibility, while its amine group allows for versatile modifications. This compound exhibits unique reactivity, promoting efficient formation of stable linkages, making it ideal for constructing diverse molecular assemblies with precise control over spacing and orientation.

Bis-PEG7-NHS ester

sc-496123
100 mg
$390.00
(0)

Bis-PEG7-NHS ester is a versatile PEG linker featuring an N-hydroxysuccinimide (NHS) moiety, which facilitates efficient amine coupling reactions. This compound enhances solubility and stability in aqueous environments, promoting effective bioconjugation. The NHS group exhibits rapid reactivity with primary amines, allowing for the formation of stable covalent bonds. Its unique structure supports precise control over molecular architecture, enabling tailored assembly of complex biomolecules.

Bis-PEG9-NHS ester

sc-496124
100 mg
$575.00
(0)

Bis-PEG9-NHS ester is a highly functional PEG linker characterized by its N-hydroxysuccinimide (NHS) group, which enables swift and selective reactions with amines. This compound exhibits enhanced hydrophilicity, improving solubility in various solvents. Its extended PEG chain contributes to reduced protein aggregation and increased flexibility in conjugation strategies. The NHS moiety's reactivity allows for efficient formation of stable amide bonds, facilitating the design of intricate molecular constructs.

Bis-PEG13-NHS ester

sc-496126
100 mg
$681.00
(0)

Bis-PEG13-NHS ester is a versatile PEG linker featuring a reactive N-hydroxysuccinimide (NHS) group, which promotes rapid and specific coupling with amine-containing molecules. Its longer PEG chain enhances solubility and biocompatibility, while minimizing steric hindrance. The compound's unique hydrophilic properties facilitate improved dispersion in aqueous environments, and the NHS functionality ensures the formation of robust amide linkages, enabling complex bioconjugation and polymerization processes.

Bis-PEG17-NHS ester

sc-496125
100 mg
$739.00
(0)

Bis-PEG17-NHS ester is a highly functional PEG linker characterized by its extended polyethylene glycol chain, which significantly increases hydrophilicity and flexibility. The N-hydroxysuccinimide (NHS) moiety allows for efficient and selective conjugation with amines, promoting rapid reaction kinetics. This compound's unique structure minimizes aggregation and enhances molecular mobility, making it ideal for creating stable, well-defined conjugates in diverse chemical environments.

Bis-PE21- NHS ester

sc-496127
100 mg
$709.00
(0)

Bis-PE21-NHS ester is a versatile PEG linker distinguished by its robust hydrophilic properties and enhanced solubility in aqueous environments. The N-hydroxysuccinimide group facilitates rapid and selective coupling with nucleophiles, ensuring efficient reaction pathways. Its unique architecture promotes steric hindrance, reducing non-specific interactions and improving the stability of conjugates. This compound's ability to maintain structural integrity under varying conditions makes it a valuable tool for diverse applications in bioconjugation.

Acid-PEG5-NHS ester

sc-496131
100 mg
$520.00
(0)

Acid-PEG5-NHS ester is a specialized PEG linker characterized by its unique reactivity and hydrophilicity. The NHS ester moiety enables efficient formation of stable amide bonds with primary amines, promoting selective conjugation. Its five-unit PEG chain enhances solubility and reduces aggregation, while the acid functionality allows for precise control over reaction conditions. This compound's design minimizes steric hindrance, facilitating effective molecular interactions in diverse environments.