Date published: 2025-9-25

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Heterobifunctional Crosslinkers

Santa Cruz Biotechnology now offers a broad range of heterobifunctional crosslinkers for use in various applications. Heterobifunctional crosslinkers are versatile chemical reagents that possess two different reactive groups, allowing them to link two distinct molecules or surfaces. These crosslinkers are crucial in scientific research for studying and manipulating molecular interactions, creating conjugates, and developing advanced biomaterials. Researchers utilize heterobifunctional crosslinkers to investigate protein-protein, protein-DNA, and protein-ligand interactions, providing insights into cellular signaling pathways, structural biology, and enzymatic functions. They are also used to immobilize biomolecules on various surfaces for biosensor development, drug delivery systems, and diagnostic assays. The ability to selectively and efficiently join different molecules makes these crosslinkers invaluable for designing complex molecular architectures and enhancing the functionality of biomaterials. By providing a comprehensive selection of high-quality heterobifunctional crosslinkers, Santa Cruz Biotechnology supports cutting-edge research in biochemistry, molecular biology, and materials science. These products enable scientists to achieve precise and reproducible results, driving advancements in our understanding of molecular interactions and the development of innovative biotechnological applications. View detailed information on our available heterobifunctional crosslinkers by clicking on the product name.

Items 31 to 40 of 56 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

6-(4-Azido-2-nitrophenylamino)hexanoic acid N-hydroxysuccinimide ester

64309-05-3sc-256960
50 mg
$516.00
(0)

6-(4-Azido-2-nitrophenylamino)hexanoic acid N-hydroxysuccinimide ester is a heterobifunctional compound featuring an azide and a succinimidyl ester moiety. The azide group enables click chemistry reactions, particularly with alkynes, facilitating rapid and selective conjugation. Meanwhile, the N-hydroxysuccinimide ester promotes efficient coupling with amines, allowing for the formation of stable linkages. This unique combination of functionalities supports intricate molecular designs and enhances the versatility of bioconjugation strategies.

N-Succinimidyloxycarbonylpentyl Methanethiosulfonate

76078-81-4sc-212285
10 mg
$290.00
(0)

N-Succinimidyloxycarbonylpentyl Methanethiosulfonate is a heterobifunctional reagent characterized by its distinct thiol-reactive and amine-reactive functionalities. The methanethiosulfonate group enables selective conjugation with thiols, forming stable thioether bonds, while the succinimidyl moiety facilitates efficient coupling with amines. This dual reactivity allows for precise manipulation of biomolecules, enabling complex assembly and modification in various biochemical applications.

4-(Maleimido)benzophenone

92944-71-3sc-209847
100 mg
$150.00
1
(0)

4-(Maleimido)benzophenone is a heterobifunctional compound featuring a maleimide group that selectively reacts with thiols, forming stable thioether linkages. Its benzophenone moiety enhances photochemical properties, allowing for light-induced reactions. This compound exhibits unique reactivity profiles, enabling the formation of covalent bonds under mild conditions. The distinct spatial arrangement of its functional groups facilitates targeted modifications, making it a versatile tool in bioconjugation strategies.

Sulphosuccinimidyl 6-(4′-azido-2′-nitrophenylamino)hexanoate

102568-43-4sc-355990
100 mg
$300.00
(0)

Sulphosuccinimidyl 6-(4'-azido-2'-nitrophenylamino)hexanoate is a heterobifunctional compound featuring an azido group and a sulfo-succinimidyl moiety. The azido group is highly reactive, enabling specific click reactions with alkynes, while the sulfo-succinimidyl component enhances the formation of stable amide bonds with primary amines. This dual reactivity allows for precise molecular modifications, promoting efficient conjugation and cross-linking in complex biochemical systems.

N-Succinimidyl 4-Azidosalicylate

96602-46-9sc-219224
50 mg
$380.00
(0)

N-Succinimidyl 4-Azidosalicylate is a heterobifunctional reagent characterized by its azide and succinimidyl functionalities. The azide group enables efficient click chemistry, facilitating rapid and selective reactions with alkyne partners, while the succinimidyl moiety promotes amine coupling, enhancing conjugation efficiency. This compound's unique reactivity allows for versatile labeling and cross-linking applications, with the potential for minimal steric hindrance, ensuring effective molecular interactions in diverse environments.

4-Maleimidophenyl isocyanate

123457-83-0sc-352445
50 mg
$473.00
(0)

4-Maleimidophenyl isocyanate is a heterobifunctional reagent characterized by its maleimide and isocyanate functionalities. The maleimide group selectively reacts with thiol-containing compounds, facilitating the formation of stable thioether linkages. Meanwhile, the isocyanate moiety exhibits high reactivity towards amines, enabling the formation of urea bonds. This dual reactivity allows for versatile conjugation strategies, enhancing the specificity and efficiency of molecular assembly in various applications.

N-Succinimidyl 6-[[4-(Maleimidomethyl)cyclohexyl]carboxamido] Caproate

125559-00-4sc-219227
10 mg
$300.00
(0)

N-Succinimidyl 6-[[4-(Maleimidomethyl)cyclohexyl]carboxamido] Caproate is a heterobifunctional compound featuring a succinimidyl ester and a maleimide group. The succinimidyl moiety exhibits a strong tendency to react with amines, forming stable amide bonds, while the maleimide selectively engages with thiols, creating robust thioether linkages. This unique dual reactivity facilitates precise molecular conjugation, enabling tailored interactions in complex biochemical environments.

S-[2-(4-Azidosalicylamido)ethylthio]-2-thiopyridine

164575-82-0sc-212808
10 mg
$367.00
(0)

S-[2-(4-Azidosalicylamido)ethylthio]-2-thiopyridine is a heterobifunctional compound characterized by its azide and thiopyridine functionalities. The azide group allows for efficient click chemistry reactions, particularly with alkynes, facilitating rapid and selective conjugation. Meanwhile, the thiopyridine moiety can engage in coordination with metal ions, enhancing its reactivity and enabling diverse pathways for molecular assembly. This dual reactivity supports intricate manipulation of molecular architectures in various contexts.

Sulfo-N-succinimidyl 6-[3-(2-Pyridyldithio)propionamido] Hexanoate, Sodium Salt

169751-10-4sc-208407
5 mg
$340.00
(0)

Sulfo-N-succinimidyl 6-[3-(2-Pyridyldithio)propionamido] Hexanoate, Sodium Salt is a heterobifunctional reagent featuring a sulfonate and a pyridyldithio group. The sulfonate enhances solubility and reactivity in aqueous environments, while the pyridyldithio moiety facilitates disulfide bond formation, enabling selective cross-linking with thiol-containing molecules. This unique combination allows for precise control over conjugation reactions, promoting complex biomolecular interactions and structural modifications.

S-[2-(Iodo-4-Azidosalicylamido)ethylthio]-2-thiopyridine

175093-14-8sc-212809
5 mg
$360.00
(0)

S-[2-(Iodo-4-Azidosalicylamido)ethylthio]-2-thiopyridine is a heterobifunctional compound characterized by its iodo and azido functionalities, which enable versatile reactivity. The azido group allows for click chemistry applications, facilitating rapid and selective conjugation with alkyne-bearing partners. Meanwhile, the thiopyridine moiety enhances nucleophilicity, promoting unique interactions with electrophiles. This dual reactivity supports intricate molecular assembly and targeted modifications in complex systems.