​​DM4-SMCC​​ is an ​​antibody-drug conjugate (ADC) payload​​ that combines the potent ​​antitubulin agent DM4​​ with a ​​non-cleavable SMCC linker​​. This conjugate is designed to deliver cytotoxic effects specifically to tumor cells, leveraging DM4's ability to disrupt microtubule dynamics. The stable SMCC linker ensures controlled drug release, enhancing the ADC's ​​antitumor activity​​ while minimizing off-target toxicity.

sulfo-SPDB-DM4 is a agent-linker conjugate for ADC by using the maytansinebased payload (DM4, an antitubulin agent) via the sulfo-SPDB linker.

DM1-SMCC is DM1 with a reactive linker SMCC, which can react with antibody to make antibody drug conjugate.

Mafodotin, also known as mc-MMAF and SGD-1269 or Maleimidocaproyl monomethylauristatin F, is a MMAF derivative having a Maleimidocaproyl linker (MC linker), which is ready to conjugate to antibody or other proteins or biopolymers. Mafodotin is a useful a

Deruxtecan, a topoisomerase I inhibitor, is an exatecan derivative (DX-8951 derivative) with a cleavable pepetide linker and a maleimide group. The maleimide group in Deruxtecan can react with antibody to form antibody-drug conguates (ADC) such as Trastuzumab deruxtecan (DS-8201a), which is a HER2-targeting antibody–drug conjugate.

CL2-SN-38 is a cleavable linker-based antibody-drug conjugate (ADC) containing the topoisomerase I inhibitor SN-38 (Item No. 15632) and a maleimidocaproyl linker.1 CL2-SN-38 has been linked to tumor-selective human monoclonal antibodies, such as anti-CEACAM5 (hMN-14) to target SN-38 to tumor sites and improve its solubility. CL2-SN-38 linked to hMN-14 binds (Kd = 1.4 nM) and is cytotoxic to LoVo human colon adenocarcinoma cells (IC50 = 5.3 nM). CL2-SN-38 linked to hMN-14 increases survival in a colon carcinoma mouse model of lung metastasis.

VcMMAE is an antibody-drug conjugate (ADC) with potent antitumor activity by using the anti-mitotic agent, monomethyl auristatin E (MMAE), linked via the lysosomally cleavable dipeptide, valine-citrulline (vc).

Tesirine ( SG3249) is a cathepsin B-cleavable valine-alanine pyrrolobenzodiazepine (PBD) dimer as antibody-drug conjugate (ADC) payload.

Acetylene-linker-Val-Cit-PABC-MMAE (LCB14-0602) consists the ADCs linker (Acetylene-linker-Val-Cit-PABC) and potent tubulin (MMAE). Acetylene-linker-Val-Cit-PABC-MMAE (LCB14-0602) is a drug-linker conjugate for ADC.

Ac-Lys-Val-Cit-PABC-MMAE is a drug-linker conjugate for ADC. Ac-Lys-Val-Cit-PABC-MMAE contains the ADC linker (peptide Ac-Lys-Val-Cit-PABC) and a potent tubulin polymerization inhibitor MMAE.

PSMA-Val-Cit-PAB-MMAE is a novel small-molecule PSMA-targeted conjugate based on the monomethyl auristatin E for the chemotherapy of prostate cancer.

Azido-PEG4-EV-Cit-PAB-MMAE is a precursor of antibody drug conjugate.

A drug-linker conjugate for antibody-drug conjugate by using the anti-mitotic agent, monomethyl auristatin E (MMAE), linked via the cleavable peptide SuO-Val-Cit-PAB..

SN38 NHS ester is the NHS ester derivative of SN38. SN-38 is an active metabolite of the Topoisomerase I inhibitor Irinotecan. SN-38 inhibits DNA and RNA synthesis. SN38 NHS ester can be used for the synthesis of antibody-drug conjugates (ADCs).

DBCO-PEG4-MMAF is a drug-linker conjugate for ADC with potent antitumor activity by using the tubulin polymerization inhibitor, MMAF, linked via the cleavable linker DBCO-PEG4.

Gly3-VC-PAB-MMAE consists a cleavable ADC linker (Gly3-VC-PAB) and a potent tubulin inhibitor (MMAE). Gly3-VC-PAB-MMAE can be used in the synthesis of antibody-drug conjugates (ADCs).

DBCO-PEG4-Ahx-DM1 is a drug-linker conjugate composed of a potent microtubulin inhibitor DM1 and a linker DBCO-PEG4-Ahx to make antibody drug conjugate (ADC). Mertansine (DM1) is a microtubulin inhibitor and is an antibody-conjugatable maytansinoid that is developed to overcome systemic toxicity associated with maytansine and to enhance tumor-specific delivery.

Mc-MMAE is a protective group (maleimidocaproyl)-conjugated monomethyl auristatin E (MMAE), which is a potent tubulin inhibitor. Mc-MMAE is a drug-linker conjugate for ADC.

EN106 derivative 2 is a EN106 derivative used for PROTAC design, EN106 is a covalent ligand and recruiter for FEM1B E3 ligase for targeted protein degradation.

EN106 derivative 1 is a EN106 derivative used for PROTAC design, EN106 is a covalent ligand and recruiter for FEM1B E3 ligase for targeted protein degradation.

ZD06519 is a novel camptothecin payload for antibody drug conjugates (ADCs) with highp ayload potency (~1 nM).

N3-PEG3-vc-PAB-MMAE is a drug-linker conjugate for ADC with potent antitumor activity by using the anti-mitotic agent, monomethyl auristatin E (MMAE), linked via the peptide N3-PEG3-vc-PAB.

Val-Cit-PAB-MMAF is a drug-linker conjugate for ADC. Val-Cit-PAB-MMAF contains the ADCs linker (peptide Val-Cit-PAB) and a potent tubulin polymerization inhibitor MMAF.

Deruxtecan analog 2 (example 9 P3) is a Deruxtecan analog. Deruxtecan analog 2 is a drug-linker conjugate composed of Camptothecin and a linker. Camptothecin (CPT) is a Topo I inhibitor with antineoplastic activity against colorectal, breast, lung and ovarian cancers. Deruxtecan analog 2 can be used for the preparation anti-FGFR2 ADC.

MC-Val-Cit-PAB, also known as MC-Val-Cit-PAB-OH, is a cathepsin cleavable ADC peptide linker. MC-Val-Cit-PAB is useful for making ADC conjugate (antibody-drug conjugate). FDA approved drugs such as brentuximab vedotin used this linker.

Fmoc-VAP-MMAE is a drug-linker conjugates for ADC. Fmoc-VAP-MMAE consists of an ADC linker and a tubulin inhibitor MMAE, with a protective Fmoc group.

ATAC21, a linker-immune-stimulatory compound that can be formed by conjugating a noncleavable maleimide-PEG4 linker containing a succinimide group with an immune- stimulatory compound. ATAC21 can be combined with SBT-040 (anti-CD40 antibody) to form a conjugate.

TAM558 is a payload molecule used for the synthesis of OMTX705. OMTX705 is a humanized anti-fibroblast-activating protein (FAP) antibody conjugated to the cytolysin TAM470, with antitumor activity.

Sulfo-SPDB-DGN462 is a drug-linker conjugate for ADC. Sulfo-SPDB-DGN462 consists a toxin DGN462 conjugated to the cleavable Sulfo-SPDB linker. DGN462, a potent DNA-alkylating agent, shows anti-tumor activity, such as acute myeloid leukemia (AML).

MRTX849 ethoxypropanoic acid incorporates a ligand for KRAS G12C, and a PROTAC linker. MRTX849 ethoxypropanoic acid can be used in the synthesis of PROTAC LC-2. LC-2 is a potent and first-in-class PROTAC capable of degrading endogenous KRAS G12C (DC50s between 0.25 and 0.76 μM).