Click Chemistry

ICG-alkyne is a click chemistry reagent characterized by the presence of an alkyne functional group, enabling efficient conjugation through the copper-catalyzed azide-alkyne cycloaddition (CuAAC) reaction. This reagent facilitates the labeling and visualization of biomolecules, making it a valuable tool in bioconjugation and imaging applications. Its utility spans various research fields, including chemical biology, biochemistry, and nanotechnology, where precise molecular interactions are essential for experimental outcomes.

Mal-Sulfo-DBCO is a cleavable linker designed for use in antibody-drug conjugate (ADC) synthesis. Featuring a DBCO moiety, it facilitates the efficient strain-promoted alkyne-azide cycloaddition (SPAAC) reaction with azide-containing compounds. This property makes Mal-Sulfo-DBCO valuable for precise conjugation in targeted drug delivery applications, enhancing therapeutic efficacy while minimizing off-target effects.

Hydroxy-PEG3-DBCO is a versatile click chemistry reagent featuring a DBCO moiety and a terminal hydroxyl group. This PEG-based linker enhances solubility for labeled molecules while enabling efficient reactions with various functional groups. DBCO facilitates copper-free click chemistry, making it suitable for a wide range of bioconjugation applications in chemical and biochemical research. Designed for use in laboratory research, this reagent provides a reliable tool for developing complex biological systems and materials.

DBCO-NHCO-PEG4-NHS ester is a versatile linker designed for use in the synthesis of PROTACs and antibody-drug conjugates (ADCs). This PEG/alkyl/ether-based compound features a DBCO moiety that facilitates strain-promoted alkyne-azide cycloaddition (SPAAC) with azide-containing molecules. Its cleavable nature enhances the functionality and targeting capabilities of therapeutic agents, making it essential for researchers involved in drug development and bioconjugation applications.

DBCO-PEG1-OH is an ADC linker designed for effective conjugation in antibody-drug conjugate (ADC) applications. This compound facilitates the synthesis of ADCs by providing a stable and efficient link between monoclonal antibodies and therapeutic agents. Its utility in ADC development supports research in targeted cancer therapies and drug delivery systems.

GDP-L-Fuc-PEG4-BCN is a cleavable linker designed for use in antibody-drug conjugates (ADCs). This linker facilitates the efficient conjugation of antibodies with cytotoxic drugs, enhancing targeted delivery to tumor cells. Its incorporation allows for controlled release of therapeutic agents upon internalization, making it suitable for cancer research and the development of innovative ADC therapeutics.

Alkyne-PEG2-iodide is a click chemistry reagent featuring a terminal alkyne and an alkyl iodide moiety. This compound serves as a versatile tool for biomolecular labeling and conjugation due to its ability to undergo efficient cycloaddition reactions. It is particularly useful in various applications, including bioconjugation, proteomics, and the development of novel therapeutics.

PC Biotin-PEG3-alkyne is a cleavable antibody-drug conjugate (ADC) linker featuring a three-unit polyethylene glycol (PEG) chain. This linker incorporates an alkyne group that enables click chemistry reactions, specifically copper-catalyzed azide-alkyne cycloaddition (CuAAc) with azide-containing compounds. It is designed for the synthesis of ADCs, facilitating targeted drug delivery in various biological research applications.

Boc-gly-PEG3-endo-BCN is a cleavable PEG-based linker designed for targeted protein degradation applications through PROTAC technology. Its biocompatible structure facilitates the synthesis of antibody-drug conjugates (ADCs) by serving as a versatile linker. The presence of a bicyclo[6.1.0]nonyne (BCN) group allows for efficient strain-promoted alkyne-azide cycloaddition (SPAAC) reactions with azide-containing molecules, making it a valuable reagent for click chemistry in biological research.

DBCO-PEG3-C1-acid is an efficient ADC linker designed to facilitate strain-promoted azide-alkyne click reactions. This reagent serves as a powerful tool in the development of antibody-drug conjugates, enhancing target specificity and therapeutic efficacy. Its biocompatible PEG spacer provides solubility and flexibility, making it ideal for conjugating various cytotoxic agents for targeted cancer therapy applications.

TCO-PEG2-Sulfo-NHS ester-EDC Urea is a click chemistry reagent featuring an azide group, designed for selective labeling of primary amine-containing biomolecules. The compound incorporates a PEG linker and a sulfo-NHS ester moiety, enhancing solubility in aqueous buffers, facilitating its utility in bioconjugation applications. It enables the covalent attachment of TCO moieties to proteins, antibodies, and other macromolecules, while participating in inverse electron demand Diels-Alder (iEDDA) reactions with tetrazine-containing partners. This reagent is suitable for various research applications, including protein labeling and targeted drug delivery studies.

DBCO-PEG4-Val-Ala-PAB is a cleavable ADC linker that effectively targets Cathepsin B for linker cleavage. The incorporation of Val-Ala linkers facilitates the controlled release of therapeutic agents, enhancing the efficacy of antibody-drug conjugates (ADCs). The DBCO moiety enables efficient Click Chemistry reactions, while the PEG spacer enhances the aqueous solubility of the compound, making it suitable for various biochemical applications.

Mal-PEG4-bis-PEG3-DBCO is a cleavable linker designed for use in antibody-drug conjugates (ADCs), facilitating targeted delivery of therapeutics. This reagent features a DBCO group that enables strain-promoted alkyne-azide cycloaddition (SPAAC) with azide-containing molecules, allowing for efficient conjugation. Its PEGylated structure enhances solubility and provides stability in biological applications, making it suitable for ADC development and related research endeavors.

Methyltetrazine-amido-N-bis(PEG4-acid) is a click chemistry reagent that features an azide group, facilitating bioorthogonal reactions. It contains a methyltetrazine moiety and two carboxylic acid groups, enabling stable covalent bonding with TCO-containing compounds through inverse-electron demand Diels-Alder cycloaddition. This reaction occurs rapidly and with high selectivity, avoiding the need for copper catalysis or elevated temperatures. Additionally, the PEG linker enhances water solubility, while the terminal carboxylic acid can react with primary amines in the presence of coupling agents to form stable amide bonds, making it suitable for various research applications in chemical biology.

DBCO-PEG3 acetic-EVCit-PAB is a cleavable ADC linker that features a three-unit polyethylene glycol (PEG) chain. This compound facilitates the construction of antibody-drug conjugates (ADCs) by employing click chemistry through its dibenzocyclooctyne (DBCO) moiety, which engages in strain-promoted alkyne-azide cycloaddition (SPAAC) with azide-containing molecules. DBCO-PEG3 acetic-EVCit-PAB is integral in enhancing the specificity and efficacy of therapeutic agents in targeted cancer treatments, making it a valuable tool for bioconjugation research.

DBCO-PEG4-alkyne is a non-cleavable linker designed for antibody-drug conjugates (ADCs), featuring a 4-unit polyethylene glycol (PEG) chain. This compound serves as a versatile click chemistry reagent, incorporating an alkyne functional group that enables the efficient copper-catalyzed azide-alkyne cycloaddition (CuAAc) with azide-containing molecules. Its application in ADC synthesis facilitates the stable conjugation of therapeutic agents, enhancing the efficacy and selectivity of targeted cancer treatments.

Bromoacetamide-PEG4-DBCO is an efficient ADC linker that facilitates the synthesis of antibody-drug conjugates. This compound features a bromoacetamide moiety for selective labeling and a DBCO group for click chemistry applications. It is ideal for enhancing the therapeutic efficacy of targeted cancer treatments by enabling stable conjugation to antibodies. This linker is suitable for a variety of research applications focused on drug delivery systems and cancer therapeutics.

BCN-PEG4-HyNic is a cleavable linker designed for antibody-drug conjugate (ADC) synthesis, featuring a four-unit polyethylene glycol (PEG) spacer. Its primary mechanism involves click chemistry, specifically through the strain-promoted alkyne-azide cycloaddition (SPAAC) reaction, which facilitates the conjugation of azide-containing biomolecules. This reagent is ideal for researchers developing targeted therapeutics, enabling enhanced delivery and reduced systemic toxicity of cytotoxic drugs in cancer therapy.

beta-Glc-TEG-Alkyne is an alkyne-containing click chemistry reagent that facilitates the formation of covalent bonds through the copper-catalyzed azide-alkyne cycloaddition (CuAAC) mechanism. This compound exhibits significant utility in biochemical research for labeling biomolecules, studying cellular interactions, and developing bioconjugates. Its unique properties make it a valuable tool for applications in chemical biology and biopharmaceutical development.

Biotin-PEG(4)-SS-Alkyne is an alkyne-containing click chemistry reagent that facilitates bioconjugation via a bioorthogonal reaction. This compound features a biotin moiety, enabling the labeling and detection of biomolecules in various biochemical assays. Its primary applications include studying protein interactions, cellular imaging, and the development of targeted therapies, providing a valuable tool in biochemical research.

Diazido-methyltetrazine tri-arm is a versatile ADC linker designed for the synthesis of antibody-drug conjugates (ADCs). This compound facilitates the selective conjugation of cytotoxic agents to antibodies, enhancing therapeutic efficacy while minimizing off-target effects. Its structural features allow for efficient formation of stable linkages, making it suitable for various applications in ADC development and cancer research.

DBCO-PEG2-C2-acid is an efficient ADC linker that facilitates the synthesis of Antibody-Drug Conjugates (ADCs). This compound utilizes the DBCO (dibenzocyclooctyne) chemistry for site-specific conjugation, enhancing the stability and efficacy of the resulting ADCs. It is essential for researchers focused on developing targeted therapies in oncology and other therapeutic areas, allowing for improved drug delivery and minimized off-target effects.

TCO-GK-PEG4-NHS ester is an ADC linker that facilitates the synthesis of [18F]AlF-NOTA-Tz-TCO-GK-2Rs15d, which exhibits high affinity and immunoreactivity for the HER2 target. This compound features a TCO group that participates in inverse electron demand Diels-Alder (iEDDA) click chemistry reactions with tetrazine-containing molecules, allowing for precise bioconjugation applications in targeted therapies. It is suitable for research involving antibody-drug conjugates and the development of advanced molecular imaging techniques.

DBCO-S-S-acid is a cleavable linker designed for the construction of antibody-drug conjugates (ADCs). It features a DBCO group that facilitates strain-promoted alkyne-azide cycloaddition (SPAAC) with azide-containing molecules, allowing for selective and efficient conjugation. This reagent is essential in bioconjugation strategies aimed at enhancing targeted therapeutic delivery in cancer research and other therapeutic applications.

Me-Tetrazine-Me-Ph-amide-Lys(Boc)-Lys-N3 is an innovative ADC linker that facilitates the construction of antibody-drug conjugates (ADCs). This reagent provides a robust mechanism for site-specific conjugation, enhancing the therapeutic efficacy of ADCs. It is particularly useful in research applications focused on targeted cancer therapies and precision medicine.

BCN-exo-PEG2-maleimide is an ADC linker characterized by the presence of two PEG units and a bidentate macrocyclic ligand, BCN. This compound facilitates the formation of stable triazole linkages through click chemistry by reacting with azide-containing molecules, and operates without the need for catalysts. Its maleimide group is hydrolytically labile in aqueous environments, making it suitable for applications in drug delivery and bioconjugation studies.

BCN-HS-PEG2-bis(PNP) is a p-nitrophenyl-containing linker intermediate designed for use in antibody-drug conjugate (ADC) applications. It facilitates the conjugation of cytotoxins with peptide linkers, thereby enabling the formation of stable Drug-Linker Conjugates. BCN-HS-PEG2-bis(PNP) has demonstrated efficacy in coupling with vc-PABC-MMAE, making it a valuable reagent in ADC development for targeted cancer therapies.

DBCO-NHCO-PEG4-acid is a PEG-based linker designed for application in antibody-drug conjugates (ADCs) and PROTAC synthesis. This linker features a DBCO group that participates in strain-promoted alkyne-azide cycloaddition (SPAAC), facilitating selective conjugation with azide-containing molecules. Its chemical properties make it ideal for developing targeted therapeutics that can modulate protein levels in biological research, enhancing experimental outcomes in drug discovery and development.

Sulfo DBCO-PEG3-acid is a click chemistry reagent featuring an azide group that facilitates copper-free Click Chemistry reactions through its DBCO moiety. The compound's hydrophilic PEG linker and sulfonate group enhance solubility in aqueous environments, making it suitable for biological applications. The terminal carboxylic acid reacts with primary amine groups in the presence of coupling agents such as EDC or HATU, generating stable amide bonds for bioconjugation studies. This reagent is intended for research purposes only.

Endo-BCN-Fmoc-L-Lysine is a specialized linker featuring the bidentate macrocyclic ligand endo-BCN, designed for use in antibody-drug conjugate (ADC) applications. This compound facilitates the synthesis of macrocyclic complexes and participates in click chemistry, where it can react with azide-containing molecules to form stable triazoles without the need for catalysts. Its properties make it particularly valuable in bioconjugation and therapeutic development research.

Trisulfo-Cy3 Methyltetrazine is a click chemistry reagent featuring a methyltetrazine moiety. This compound facilitates the formation of stable covalent bonds through an Inverse-Electron-Demand Diels-Alder reaction with TCO-containing substrates, eliminating the need for Cu-catalysis or elevated temperatures. It is primarily utilized in bioconjugation applications, enhancing the specificity and efficiency of labeling procedures in biological research.

Alkyne-SS-COOH is an alkyne-functionalized reagent designed for click chemistry applications. This compound facilitates the formation of covalent bonds in a variety of biochemical contexts, enabling applications such as protein labeling, bioconjugation, and cellular imaging. Its versatile reactivity makes it a valuable tool for researchers in chemical biology and materials science.

Alkyne-Val-Cit-PAB-OH is a cleavable linker designed for antibody-drug conjugates (ADCs). This compound facilitates the selective release of drug payloads within target cells, enhancing therapeutic efficacy while minimizing off-target effects. Its hydrophilic properties and favorable stability make it suitable for various ADC applications, including cancer therapy and targeted drug delivery research.

Sulfo DBCO-TFP Ester is a water-soluble click chemistry reagent that features a sulfo group. This compound facilitates the efficient and straightforward conjugation of sulfo-DBCO moieties to amine-containing biomolecules. Its applications include labeling, drug delivery, and the development of bioconjugates in various biochemical and biomedical research fields.

BCN-exo-PEG2-NH2 is an ADC linker featuring two polyethylene glycol (PEG) units. This compound incorporates the hydrophilic bidentate macrocyclic ligand, BCN, facilitating the formation of macrocyclic complexes. In click chemistry applications, BCN efficiently reacts with azide-containing molecules, yielding stable triazoles without the need for catalysts, making it valuable for antibody-drug conjugate (ADC) development and other bioconjugation strategies.

BCN-endo-PEG7-NH2 is a bifunctional ADC linker featuring a 7-unit PEG spacer and the lipophilic macrocyclic ligand endo-BCN. This compound enables efficient conjugation through click chemistry, allowing stable triazole formation with azide-containing molecules without the need for catalysts. BCN-endo-PEG7-NH2 is suitable for applications in antibody-drug conjugate (ADC) development and other bioconjugation techniques, facilitating targeted delivery and enhancing therapeutic efficacy in chemical biology research.

Alkyne-Val-Cit-PAB-PNP is a cleavable linker designed for antibody-drug conjugates (ADCs). This compound facilitates stable attachment of cytotoxic agents to antibodies while enabling release in the target tissues or cells via specific enzymatic cleavage. Its properties make it suitable for research applications focused on enhancing the efficacy and selectivity of ADCs in cancer therapy and related studies.

DecarboxyBiotin-Alkyne is a click chemistry reagent featuring an azide group that facilitates bioconjugation reactions. This compound demonstrates high specificity and yield when used for labeling nucleic acids, lipids, and proteins. It is particularly valuable in diverse research applications, including cellular imaging and biomolecular interaction studies, allowing for efficient tagging and tracking of biomolecules.

DBCO-NHS ester is a non-cleavable linker utilized in the synthesis of antibody-drug conjugates (ADCs). It serves as a click chemistry reagent, featuring a DBCO moiety that facilitates strain-promoted alkyne-azide cycloaddition (SPAAC) with azide-containing molecules. This compound is essential for bioconjugation applications, allowing for the stable attachment of therapeutics to antibodies, thereby enhancing the efficacy and specificity of targeted drug delivery in cancer research.

DBCO-PEG4-Maleimide is a non-cleavable linker designed for the synthesis of antibody-drug conjugates (ADCs). This compound features a DBCO group that facilitates strain-promoted alkyne-azide cycloaddition (SPAAC) with azide-containing molecules, enabling efficient conjugation. It is essential for applications in targeted drug delivery, enhancing the therapeutic efficacy of ADCs while minimizing off-target effects.

DBCO-PEG5-NHS ester is a cleavable linker designed for use in antibody-drug conjugates (ADCs) and PROTAC synthesis. This PEG/alkyl/ether-based reagent facilitates the formation of stable covalent bonds through strain-promoted alkyne-azide cycloaddition (SPAAC), targeting azide-functionalized molecules. Its defined structure enhances the efficacy and specificity of therapeutic compounds, making it a valuable tool for researchers in the development of targeted therapies.

Gly-Gly-Gly-PEG4-DBCO is a polyethylene glycol (PEG) linker designed for use in antibody-drug conjugates (ADCs). Featuring a dibenzocyclooctyne (DBCO) functional group, this compound facilitates strain-promoted alkyne-azide cycloaddition (SPAAC) reactions with azide-bearing compounds. Its high stability and efficiency make it an essential tool in the development of targeted therapeutics for improved delivery of cytotoxic drugs.

DBCO-Maleimide is a non-cleavable linker specifically designed for the synthesis of antibody-drug conjugates (ADCs). As a click chemistry reagent, it features a DBCO group that facilitates strain-promoted alkyne-azide cycloaddition (SPAAC) with azide-containing molecules. This property enables seamless conjugation and enhances the therapeutic efficacy of ADCs, making DBCO-Maleimide an essential tool in bioconjugation and targeted drug delivery research.

DBCO-PEG24-NHS ester is a click chemistry reagent designed for selective conjugation through the reaction with primary amines, such as lysine side chains or aminosilane-coated surfaces, under neutral to slightly basic conditions. The NHS ester facilitates the formation of a stable covalent bond, while the hydrophilic PEG spacer enhances water solubility and offers a flexible linkage that reduces steric hindrance during ligation. This compound is particularly suited for applications in bioconjugation and the development of targeted delivery systems.

DBCO-Sulfo-NHS ester sodium is an efficient ADC linker designed for the synthesis of antibody-drug conjugates (ADCs), facilitating targeted drug delivery. This reagent features a DBCO group that enables strain-promoted alkyne-azide cycloaddition (SPAAC) with azide-containing molecules. Its versatile coupling capabilities make it an essential tool for researchers developing novel therapeutics in cancer and other diseases.

Fluorescein-DBCO is a non-cleavable linker designed for use in the formation of antibody-drug conjugates (ADCs). This compound features a dibenzocyclooctyne (DBCO) group, enabling it to participate in strain-promoted alkyne-azide cycloaddition (SPAAC) reactions with azide-containing molecules. Its unique properties make Fluorescein-DBCO an essential tool for researchers focusing on targeted drug delivery and cancer therapy applications through ADC development.

DBCO-Val-Cit-PABC-PNP is a cleavable linker designed for the construction of antibody-drug conjugates (ADCs). This compound features a DBCO moiety that participates in strain-promoted alkyne-azide cycloaddition (SPAAC) with azide-containing substrates. Its unique structure enables precise conjugation and controlled release of cytotoxic agents, making it essential for advancing ADC research and therapeutic development.

DBCO-PEG2-NHS ester is a click chemistry reagent with an azide group, designed to facilitate bioconjugation through reactions with primary amines, such as lysine side chains or aminosilane-coated surfaces. This PEG-based compound features an NHS ester, which enables the formation of stable covalent bonds under neutral to slightly basic conditions. The hydrophilic polyethylene glycol (PEG) spacer enhances solubility and adds flexibility, reducing steric hindrance during ligation. DBCO-PEG2-NHS ester is ideal for applications in copper-free Click Chemistry and other bioconjugation studies.

DBCO-CONH-S-S-NHS ester is a cleavable linker specifically designed for the synthesis of antibody-drug conjugates (ADCs). Its primary mechanism involves the DBCO group, facilitating strain-promoted alkyne-azide cycloaddition (SPAAC) with azide-containing molecules. This reagent plays a crucial role in the development of ADCs, allowing for targeted delivery of cytotoxic agents and enhancing therapeutic efficacy. Suitable for various applications in chemical biology and bioconjugation research.

Tetrazine-biotin is a cleavable linker designed for use in the synthesis of antibody-drug conjugates (ADCs). This compound features a tetrazine moiety that participates in the inverse electron demand Diels-Alder (iEDDA) reaction with TCO-containing molecules, facilitating efficient click chemistry. Tetrazine-biotin is a valuable tool for researchers exploring targeted drug delivery and the development of novel ADC therapies.