Antibody-drug Conjugates (ADC)

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.

Val-Ala-PAB is a cleavable ADC linker that facilitates the synthesis of antibody-drug conjugates (ADCs). This linker is designed to enhance the stability and efficacy of ADCs by enabling controlled release of the cytotoxic payload upon internalization. It is particularly useful in cancer research applications where targeted delivery of therapeutics is paramount.

Fomc-Gly-Gly-Phe-Gly-OH functions as an ADC linker, facilitating the synthesis of advanced antibody-drug conjugates. This compound serves as a key intermediate, leading to the formation of the dual-drug linker GGFGE, which is essential for creating complex ADC assemblies. Its use is pivotal in the development of targeted therapies, enhancing the efficacy of cancer treatments through specific drug delivery mechanisms.

N-Boc-PEG2-bromide is a cleavable linker designed for use in the synthesis of antibody-drug conjugates (ADCs) and PROTACs. Its PEG-based structure facilitates enhanced solubility and flexibility, contributing to improved therapeutic efficacy. This reagent is essential for researchers focused on developing targeted drug delivery systems and studying protein degradation pathways.

Fmoc-NH-PEG2-CH2CH2COOH is a cleavable linker designed for use in the synthesis of antibody-drug conjugates (ADCs). This PEG-based linker enables efficient conjugation and release of the active drug following target engagement. Additionally, Fmoc-NH-PEG2-CH2CH2COOH can be employed in the development of PROTACs for targeted protein degradation studies, facilitating advances in therapeutic applications and research in cancer biology.

Boc-Hyp-OH is a non-cleavable linker primarily utilized in the synthesis of antibody-drug conjugates (ADCs). This compound serves as an alkyl chain-based PROTAC linker, enabling the development of proteolysis-targeting chimeras (PROTACs). Its stability and compatibility make Boc-Hyp-OH ideal for applications in targeted cancer therapies and drug development research.

Fmoc-NH-PEG6-CH2CH2COOH is a cleavable linker designed for the synthesis of antibody-drug conjugates (ADCs). It facilitates the conjugation of therapeutic agents to antibodies, enabling targeted drug delivery while maintaining the stability of the conjugate in circulation. This compound is valuable in research applications focused on developing effective ADCs for cancer therapy and other diseases.

NH2-PEG2-C2-Boc is a PEG-based linker designed for use in the synthesis of PROTACs and antibody-drug conjugates (ADCs). This non-cleavable linker comprises two PEG units, facilitating efficient conjugation while ensuring stability in biological systems. Its application is crucial in the development of targeted therapeutics, enabling precise modulation of protein degradation and enhancing the efficacy of ADCs in research and therapeutic contexts.

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.

Bis-PEG2-NHS ester is a non-cleavable linker that facilitates the conjugation of antibodies to drug agents in antibody-drug conjugates (ADCs). This 2-unit PEG linker enhances the solubility and stability of the conjugate while maintaining the biological activity of the antibodies. It is particularly useful in targeted therapy research and development, enabling precise delivery of cytotoxic agents to tumor cells.

Mal-PEG1-NHS ester is a non-cleavable linker designed for use in the synthesis of antibody-drug conjugates (ADCs). This PEG-based compound facilitates the formation of stable conjugates, enhancing target specificity and therapeutic efficacy. It is also applicable in the synthesis of PROTACs, providing valuable utilities in drug discovery and development for targeted protein degradation.

Fmoc-NH-PEG3-CH2CH2COOH is a cleavable linker designed for use in the synthesis of antibody-drug conjugates (ADCs). This PEG-based linker facilitates targeted drug delivery by coupling therapeutic agents to antibodies, enhancing specificity and efficacy. In addition, it serves as a useful component in the development of PROTACs (proteolysis-targeting chimeras), enabling the targeted degradation of specific proteins in various research applications.

Eicosanedioic acid is a non-cleavable linker employed in the construction of antibody-drug conjugates (ADCs). This alkyl chain-based linker is also utilized in the development of proteolysis-targeting chimeras (PROTACs), facilitating targeted protein degradation. Its unique properties enhance the stability and efficacy of therapeutic compounds in various biomedical research applications.

N3-C2-NHS ester is a non-cleavable linker specifically designed for the synthesis of antibody-drug conjugates (ADCs). This compound features an azide group, enabling it to participate in copper-catalyzed azide-alkyne cycloaddition (CuAAc) reactions with alkyne-containing molecules, as well as strain-promoted alkyne-azide cycloaddition (SPAAC) reactions with DBCO or BCN groups. Its robust reactivity makes it an essential tool in the development of targeted therapeutic agents in chemical and bioconjugation research.

Propargyl-PEG2-amine is a non-cleavable linker designed for the synthesis of antibody-drug conjugates (ADCs). As a PEG-based PROTAC linker, it is suitable for creating various PROTACs in chemical research. This compound features an alkyne group, enabling it to participate in copper-catalyzed azide-alkyne cycloaddition (CuAAc), making it a valuable click chemistry reagent for molecular conjugation applications.

H-Gly-Gly-Phe-OH is a tripeptide linker primarily utilized in the synthesis of antibody-drug conjugates (ADCs). The N-terminal glycine residue provides a reactive site that enables various coupling reactions with carboxylic acids or NHS esters. This compound is essential for the development of targeted therapies, allowing for the precise delivery of cytotoxic agents to specific cells. Its versatility makes it a valuable tool in pharmaceutical research and development.

Cyclooctyne-O-NHS ester is a versatile ADC linker utilized in the synthesis of antibody-drug conjugates (ADCs). This compound features an alkyne group, allowing for efficient click chemistry applications, specifically through copper-catalyzed azide-alkyne cycloaddition (CuAAc) with azide-containing molecules. Its reactivity and cleavable nature make it an essential tool for developing targeted therapies in chemical biology and drug development.

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.

m-PEG3-Amine is a PEG-based linker designed for use in antibody-drug conjugates (ADCs) and PROTAC synthesis. This cleavable linker facilitates the efficient delivery of therapeutic agents, enhancing the pharmacological properties of the conjugates. It is ideal for research applications focused on targeted therapy and the development of novel drug delivery systems.

m-PEG5-CH2COOH is a non-cleavable linker designed for use in antibody-drug conjugates (ADCs) and PEG-based PROTACs. It facilitates the synthesis of ADCs by enabling stable connectivity between the antibody and the cytotoxic drug. Additionally, m-PEG5-CH2COOH serves as an effective linker for the development of PROTACs, thereby supporting targeted protein degradation research. Its chemical properties enhance the overall efficacy and stability of conjugated compounds in biological applications.

Biotin-PEG3-SS-azide is a cleavable linker designed for antibody-drug conjugates (ADCs), featuring a three-unit polyethylene glycol (PEG) moiety. This reagent contains an azide functional group, enabling copper-catalyzed azide-alkyne cycloaddition (CuAAc) with alkyne-containing molecules. Additionally, it is capable of participating in strain-promoted alkyne-azide cycloaddition (SPAAC) reactions with molecules that possess DBCO or BCN groups, making it a versatile tool for bioconjugation in chemical biology and therapeutic development.

1-N-Boc-3-hydroxyazetidine is a non-cleavable linker primarily utilized in the fabrication of antibody-drug conjugates (ADCs). This compound facilitates the stable attachment of therapeutic agents to antibodies, enhancing targeted delivery in cancer treatment. Additionally, it serves as an alkyl chain-based linker in the development of PROTACs (proteolysis-targeting chimeras), making it beneficial for studies involving targeted protein degradation and therapeutic development in various diseases.

3-Azidopropanol is an azide-containing alcohol utilized as a substrate in click chemistry reactions. It facilitates Cu-catalyzed addition reactions with propargyl alcohol, making it a valuable tool in bioconjugation and labeling strategies. This reagent is essential for applications in biochemical assays, enabling the study of biomolecular interactions and the development of targeted therapeutics.

Mal-PEG4-Val-Cit-PAB-PNP is a cleavable linker designed for use in antibody-drug conjugates (ADCs). This 4 unit PEG-based molecule facilitates the attachment of cytotoxic agents to antibodies, promoting targeted delivery and enhanced therapeutic efficacy. Its distinctive structure allows for controlled release of the drug upon cleavage, making it a valuable tool in cancer research and drug development.

BCN-PEG3-Biotin is a non-cleavable three-unit polyethylene glycol (PEG) linker specifically designed for use in antibody-drug conjugates (ADCs). This reagent features a bicyclo[6.1.0]nonyne (BCN) group that facilitates strain-promoted azide-alkyne cycloaddition (SPAAC) with azide-containing molecules. It serves as a valuable tool in the synthesis of ADCs, enhancing stability while providing biotin functionality for further bioconjugation applications in research and development.

N3-C3-NHS ester is a non-cleavable linker specifically designed for the synthesis of antibody-drug conjugates (ADCs). This compound features an azide functionality, enabling it to participate in copper-catalyzed azide-alkyne cycloaddition (CuAAC) with alkyne-containing molecules. Additionally, it can engage in strain-promoted alkyne-azide cycloaddition (SPAAC) reactions with DBCO or BCN-modified entities. N3-C3-NHS ester is a valuable tool for enhancing the specificity and efficacy of ADCs in targeted cancer therapies.

MethylCBI-azaindole-benzamide-MOM-Boc-ethylenediamine-D is a cleavable linker designed for use in antibody-drug conjugates (ADCs). This compound facilitates the targeted delivery of cytotoxic agents to specific tumor cells, enhancing therapeutic efficacy while minimizing systemic toxicity. Its application is vital in the development of ADCs for cancer research and potential therapeutic interventions.

DBCO-PEG4-DBCO is a PEG-based linker primarily designed for use in antibody-drug conjugates (ADCs) and PROTAC synthesis. This compound features a dibenzocyclooctyne (DBCO) group, facilitating strain-promoted alkyne-azide cycloaddition (SPAAC) with azide-containing molecules. Its versatile reactivity enables the development of targeted therapeutics, enhancing specificity and efficacy in research applications focused on protein degradation and targeted delivery systems.

Dibromomaleimide-C5-COOH is a bifunctional dibromomaleimide linker designed for Antibody-Drug Conjugates (ADCs). This compound facilitates the conjugation of drugs such as MMAF, enabling the targeted delivery of cytotoxic agents to cancer cells. Its application in ADC synthesis supports advancements in targeted cancer therapeutics and research into novel drug delivery systems.

MC-Gly-Gly-Phe-Gly-PAB-PNP is a chemically engineered linker specifically designed for the synthesis of antibody-drug conjugates (ADCs) targeting human epidermal growth factor receptor (EGFR). This compound facilitates the stable attachment of therapeutic agents to antibodies, enhancing selective delivery to tumor cells while minimizing off-target effects. Its structural properties contribute to improved pharmacokinetics and therapeutic efficacy in cancer research applications.

6-O-Propynyl-2'-deoxyguanosine is an alkyne-containing reagent utilized in click chemistry applications. This compound serves as a valuable tool for investigating biochemical pathways and interactions involving nucleic acids. Its unique structure enables researchers to explore DNA modifications and conjugation strategies, facilitating advancements in molecular biology and bioconjugation studies.

TCO-PEG3-maleimide is a click chemistry reagent that facilitates the efficient conjugation of trans-cyclooctene (TCO) moieties to thiol-containing molecules, including antibodies and cysteine-containing peptides. Through a rapid and selective reaction with thiol groups, this compound is valuable for a variety of bioconjugation applications. Its unique properties enable researchers to explore novel therapeutic strategies and enhance the development of bioconjugates in chemical biology.

PDEC-NB is a disulfide cleavable linker specifically designed for use in antibody-drug conjugates (ADCs). This compound facilitates the targeted delivery of cytotoxic agents to cancer cells, enhancing therapeutic efficacy while minimizing off-target effects. Its ability to undergo selective cleavage in reducing environments makes it a valuable tool for researchers developing ADCs in cancer therapy.

Fmoc-Val-Ala-PAB-OH is a cleavable linker designed for the synthesis of antibody-drug conjugates (ADCs). It facilitates the conjugation of drugs to antibodies, enabling targeted delivery for enhanced therapeutic efficacy. This compound is critical in the development of ADCs for various cancer treatments and biomedical research applications.

Mal-amido-PEG2-NHS ester is an ADC linker featuring a maleimide group and an NHS ester. This compound enables the conjugation to primary amines (-NH2) present in proteins, amine-modified oligonucleotides, and various amine-containing molecules. Its non-cleavable nature makes it particularly suitable for applications in antibody-drug conjugates (ADCs), enhancing stability and efficacy in therapeutic research.

m-PEG2-Amine is a polyethylene glycol (PEG)-based linker designed for use in PROTAC (Proteolysis Targeting Chimeras) synthesis and antibody-drug conjugate (ADC) development. This cleavable linker facilitates the integration of therapeutic agents with antibodies, enhancing cellular uptake and stability. m-PEG2-Amine is essential for researchers focusing on targeted protein degradation and ADC formulations in therapeutic development.

Fmoc-NH-PEG4-CH2COOH is a cleavable linker designed for use in the synthesis of antibody-drug conjugates (ADCs) and PROTACs. This PEG-based compound facilitates the development of targeted protein degradation strategies by enabling the construction of functional PROTACs. Its structural attributes support precise conjugation while maintaining stability in various biological environments, making it suitable for innovative therapeutic applications in chemical biology research.

DBCO-PEG3-oxyamine is a non-cleavable linker specifically designed for antibody-drug conjugate (ADC) synthesis. Featuring a DBCO moiety, this reagent facilitates strain-promoted alkyne-azide cycloaddition (SPAAC) reactions with azide-containing molecules. Its application in conjugating antibodies to therapeutic agents enhances targeted delivery and efficacy in cancer research and drug development.

18-Azido-stearic acid serves as a versatile click chemistry reagent characterized by its azide functional group. It acts as a hydrophobic bioconjugation linker and can be modified at the azido-position via copper-catalyzed azide-alkyne cycloaddition (CuAAc) with alkyne-containing molecules. Additionally, it is suitable for ring strain-promoted alkyne-azide cycloaddition (SPAAC) when reacted with DBCO or BCN derivatives. This compound is particularly useful in the fields of bioconjugation and chemical biology for the development of complex biomolecular assemblies.

Bis-PEG4-NHS ester serves as an amine-reactive crosslinking reagent that targets primary amine groups on liposome surfaces, facilitating the formation of covalent amide bonds. The hydrophilic PEG4 spacer minimizes steric hindrance, allowing for efficient site-specific antibody coupling via copper-free strain-promoted azide-alkyne cycloaddition without compromising liposome integrity. Additionally, Bis-PEG4-NHS ester hydrolyzes during annealing to generate -COOH groups, which enhance perovskite structural integrity, passivate defects, and refine nucleation kinetics, ultimately improving crystal growth. This compound is also beneficial as an antisolvent additive in p−i−n perovskite solar cells, contributing to enhanced device efficiency and long-term stability.

Bis-PEG6-NHS ester is a polyethylene glycol (PEG)-based PROTAC linker that facilitates the synthesis of proteolysis-targeting chimeras (PROTACs). This compound enables efficient conjugation to target proteins, allowing for selective degradation in cellular systems. Additionally, Bis-PEG6-NHS ester serves as a cleavable linker in the development of antibody-drug conjugates (ADCs), enhancing the therapeutic potential of these targeted delivery systems. Its versatility makes it an essential tool for research in drug development and targeted therapies.

Azido-PEG6-NHS ester is a cleavable 6-unit polyethylene glycol (PEG) linker designed for antibody-drug conjugate (ADC) synthesis. This compound serves as a versatile linker for PROTAC applications due to its ability to participate in click chemistry through the azide group. It can facilitate copper-catalyzed azide-alkyne cycloaddition (CuAAc) with alkyne-containing molecules and engage in strain-promoted alkyne-azide cycloaddition (SPAAC) with DBCO or BCN groups, making it an essential tool for chemical biology research.

Amino-PEG2-C2-acid is a cleavable polyethylene glycol (PEG) linker designed for use in the synthesis of antibody-drug conjugates (ADCs). This three-unit PEG-based linker facilitates effective drug delivery by linking cytotoxic agents to antibodies. Additionally, Amino-PEG2-C2-acid serves as a versatile linker for the development of proteolysis-targeting chimeras (PROTACs), enhancing their potential in targeted protein degradation applications.

Boc-Cystamine is a cleavable linker utilized in the synthesis of antibody-drug conjugates (ADCs). This compound facilitates the release of cytotoxic agents in targeted cells, enhancing the therapeutic efficacy of ADCs. Its application is critical in the development of targeted cancer therapies, where precision and controlled drug delivery are essential for minimizing off-target effects.

BCN-endo-PEG2-maleimide is a bifunctional ADC linker featuring two polyethylene glycol (PEG) units and a maleimide group. It acts as a bioconjugation reagent, facilitating stable linkages to azide-containing molecules through a copper-free click chemistry reaction, yielding stable triazoles. The maleimide moiety allows for selective conjugation to thiol groups, making it suitable for drug delivery applications. This compound is primarily utilized in the development of antibody-drug conjugates (ADCs) and other bioconjugation strategies.

PC Biotin-PEG3-azide is a cleavable three-unit PEG linker designed for the synthesis of antibody-drug conjugates (ADCs). This compound features an azide functional group, enabling copper-catalyzed azide-alkyne cycloaddition (CuAAc) reactions with alkyne-containing molecules. Additionally, it participates in strain-promoted alkyne-azide cycloaddition (SPAAC) reactions with DBCO or BCN groups, making it a versatile tool for bioconjugation applications in chemical biology and therapeutic development.

Lys(MMT)-PAB-oxydiacetamide-PEG8-N3 is a cleavable linker specifically designed for use in the development of antibody-drug conjugates (ADCs). This compound features an azide group that facilitates its application in click chemistry, allowing it to undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with alkyne-containing molecules. Additionally, it is capable of participating in strain-promoted alkyne-azide cycloaddition (SPAAC) reactions, making it versatile for conjugating with DBCO or BCN-containing compounds. It is an essential tool for enhancing the delivery and efficacy of therapeutic agents in targeted cancer therapies.

NH2-PEG6-Boc is a PEG-based linker primarily designed for the synthesis of PROTACs (Proteolysis Targeting Chimeras) and serves as a non-cleavable 6 unit PEG linker for antibody-drug conjugates (ADCs). It plays a critical role in optimizing the stability and efficacy of targeted therapeutics by facilitating the selective degradation of specific proteins. This compound is valuable in research applications focused on drug development and the exploration of targeted protein degradation mechanisms.

Azido-PEG3-SS-NHS is a cleavable polyethylene glycol (PEG) linker designed for use in the synthesis of antibody-drug conjugates (ADCs). This compound features an azide functional group, allowing it to participate in copper-catalyzed azide-alkyne cycloaddition (CuAAc) as well as strain-promoted alkyne-azide cycloaddition (SPAAC) reactions when paired with alkyne, DBCO, or BCN moieties. Its versatility in click chemistry enhances the development of targeted therapies by facilitating the precise attachment of cytotoxic agents to antibodies for efficient delivery and therapeutic action.

Aminooxy-PEG3-azide is a non-cleavable, three-unit PEG linker primarily used for the synthesis of antibody-drug conjugates (ADCs) and as a PEG-based linker in PROTAC development. This compound features an azide functionality that facilitates copper-catalyzed azide-alkyne cycloaddition reactions (CuAAc) with alkyne-containing molecules. Additionally, it can participate in strain-promoted alkyne-azide cycloaddition (SPAAC) reactions with DBCO or BCN-functionalized compounds, making it a versatile tool for chemical biology applications.