Date published: 2025-9-18

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Azide-Alkyne Click Crosslinkers

Santa Cruz Biotechnology now offers a broad range of azide-alkyne click crosslinkers for use in various applications. Azide-alkyne click crosslinkers are pivotal in the field of chemical biology due to their ability to facilitate highly specific and efficient covalent bonding between biomolecules. This click chemistry approach is widely utilized in scientific research for its bioorthogonal nature, meaning it can occur inside living organisms without interfering with native biochemical processes. Researchers employ azide-alkyne click crosslinkers to study protein-protein interactions, track cellular processes, and engineer novel biomaterials. These crosslinkers enable the precise labeling and modification of proteins, nucleic acids, and other macromolecules, which is crucial for understanding complex biological systems. In addition to enhancing the sensitivity and specificity of biochemical assays, azide-alkyne click chemistry is also used in the development of advanced drug delivery systems and diagnostic tools. By providing a comprehensive selection of high-quality azide-alkyne click crosslinkers, Santa Cruz Biotechnology supports innovative research in molecular biology, biochemistry, and materials science. These products empower scientists to achieve precise control over molecular assembly and modification, driving forward advancements in biotechnology. View detailed information on our available azide-alkyne click crosslinkers by clicking on the product name.
Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Propargyl-succinimidyl-ester

1174157-65-3sc-397263
sc-397263A
50 mg
250 mg
$100.00
$320.00
(0)

Propargyl-succinimidyl-ester is a versatile reagent that facilitates the azide-alkyne click reaction through its reactive alkyne moiety. This compound exhibits rapid reaction kinetics, enabling efficient formation of stable triazole linkages. Its succinimidyl group enhances nucleophilic attack, promoting selective conjugation with azides. The compound's unique steric and electronic properties allow for precise control over reaction conditions, making it a valuable tool in synthetic chemistry for creating complex molecular architectures.

DBCO-maleimide

sc-397264
sc-397264A
1 mg
5 mg
$17.00
$81.00
(0)

DBCO-maleimide is a specialized compound that excels in the azide-alkyne click reaction, characterized by its unique reactivity profile. The strained cyclooctyne structure of DBCO promotes rapid and selective cycloaddition with azides, resulting in stable triazole formations. Its maleimide functionality further enhances thiol reactivity, allowing for dual conjugation strategies. This compound's distinct electronic properties and steric effects facilitate precise control over reaction dynamics, making it an essential reagent in advanced synthetic applications.

DBCO-PEG4-maleimide

1480516-75-3sc-397265
sc-397265A
sc-397265B
1 mg
5 mg
50 mg
$46.00
$117.00
$348.00
(0)

DBCO-PEG4-maleimide is a versatile reagent that showcases remarkable efficiency in the azide-alkyne click reaction. Its PEG4 linker enhances solubility and biocompatibility, while the DBCO moiety ensures rapid cycloaddition with azides, yielding stable products. The maleimide group introduces a unique thiol-reactive site, enabling diverse conjugation pathways. This compound's tunable reactivity and favorable kinetics make it ideal for complex molecular assembly and bioconjugation strategies.

Dibenzocyclooctyne-N-hydroxysuccinimidyl ester

1353016-71-3sc-397268
sc-397268A
1 mg
5 mg
$26.00
$79.00
(0)

Dibenzocyclooctyne-N-hydroxysuccinimidyl ester is a highly reactive compound that facilitates the azide-alkyne click reaction through its unique dibenzocyclooctyne structure. This compound exhibits rapid reaction kinetics, allowing for efficient cycloaddition with azides. The N-hydroxysuccinimidyl ester moiety enhances its reactivity towards amines, promoting selective conjugation. Its distinct molecular architecture enables precise control over reaction conditions, making it suitable for intricate chemical modifications.

Acetylene-PEG5-NHS ester

1393330-40-9sc-397269
sc-397269A
10 mg
25 mg
$77.00
$163.00
(0)

Acetylene-PEG5-NHS ester is a versatile compound that excels in the azide-alkyne click reaction due to its unique polyethylene glycol (PEG) linker, which enhances solubility and biocompatibility. The NHS ester group provides a highly reactive site for amine coupling, facilitating efficient conjugation. Its linear structure allows for flexible molecular interactions, promoting rapid reaction kinetics and enabling precise control over functionalization in diverse chemical environments.

2-{4-[(Dimethylamino)methyl]-1,2,3-triazol-1-yl}cyclohexan-1-ol

1817837-32-3sc-506318
100 mg
$66.00
(0)

2-{4-[(Dimethylamino)methyl]-1,2,3-triazol-1-yl}cyclohexan-1-ol exhibits unique reactivity in azide-alkyne click chemistry, where its triazole moiety acts as a stabilizing scaffold for transition states. The presence of the dimethylamino group enhances solubility and facilitates intramolecular interactions, leading to efficient cycloaddition pathways. Additionally, the cyclohexanol structure provides steric hindrance that fine-tunes selectivity, optimizing product formation in diverse synthetic applications.

Alkyne-PEG4-maleimide

sc-397271
sc-397271A
10 mg
25 mg
$55.00
$127.00
(0)

Alkyne-PEG4-maleimide is a specialized compound that showcases remarkable reactivity in the azide-alkyne click reaction, driven by its maleimide moiety, which selectively forms stable thioether bonds with thiols. The PEG4 linker enhances solubility and reduces steric hindrance, allowing for efficient molecular interactions. This compound's unique structure promotes rapid reaction kinetics, enabling precise and controlled conjugation in various chemical contexts, making it a powerful tool for bioconjugation applications.

DBCO-Amine

1255942-06-3sc-506546
sc-506546A
sc-506546B
100 mg
250 mg
1 g
$422.00
$1055.00
$2678.00
(0)

DBCO-Amine is a highly reactive compound that excels in azide-alkyne cycloaddition reactions, showcasing remarkable selectivity and efficiency. Its unique bicyclic structure promotes a rapid and specific formation of triazole linkages, minimizing side reactions. The compound's hydrophilic and lipophilic characteristics enable it to engage in diverse molecular interactions, making it suitable for various synthetic pathways. Additionally, its stability under ambient conditions enhances its utility in complex chemical systems.

DBCO-PEG(4)-NH2

1255942-08-5sc-506569
25 mg
$332.00
(0)

DBCO-PEG(4)-NH2 exhibits remarkable reactivity through its efficient participation in azide-alkyne click chemistry, driven by the inherent strain of the DBCO moiety. The PEG chain imparts flexibility and hydrophilicity, promoting enhanced solvation and interaction with various substrates. Its amine functionality serves as a versatile anchor for subsequent modifications, allowing for tailored properties and improved kinetics in conjugation reactions, thus broadening its applicability in synthetic chemistry.