Fmoc-Val-Cit-PAB is a linker for antibody-drug-conjugation (ADC).

Fmoc-Val-Cit-PAB-PNP is a peptide prodrug linker, is a linker for antibody-drug-conjugation (ADC).

Mc-Val-Cit-PABC-PNP is a cathepsin cleavable ADC peptide linker. For example, FDA approved drug, brentuximab vedotin, adopts this linker.

Propargyl-PEG5-acid is a non-cleavable 5 unit PEG ADC linker used in the synthesis of antibody-drug conjugates (ADCs). Propargyl-PEG5-acid can used to synthesize ADC inhibitors of Galectin-3.

DBCO-NHCO-PEG4-NHS ester ester is a MMP-2- and cathepsin B- (CatB) cleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs).

Bis-PEG2-PFP ester is also a non-cleavable 2 unit PEG ADC linker used in the synthesis of antibody-drug conjugates (ADCs). Bis-PEG2-PFP ester is also a PEG-based PROTAC linker that can be used in the synthesis of PROTACs.

Bis-PEG1-PFP ester is a non-cleavable (1 unit PEG) ADC linker used in the synthesis of antibody-drug conjugates (ADCs).

Amino-PEG5-C2-acid is a non-cleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs).

m-PEG5-Ms is a cleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs).

m-PEG8-Ms is a cleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs).

Tos-PEG12 is a noncleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs).

N-Boc-N-bis(PEG2-OH) is a cleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs).

Hydroxy-PEG4-acid is a non-cleavable 4 unit PEG ADC linker used in the synthesis of antibody-drug conjugates (ADCs).

Propargyl-PEG2-acid is a non-cleavable 2 unit PEG ADC linker used in the synthesis of antibody-drug conjugates (ADCs).

m-PEG7-Amine is a cleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs).

Tr-PEG3-OH is a non-cleavable 3 unit PEG ADC linker used in the synthesis of antibody-drug conjugates (ADCs).

m-PEG5-CH2COOH is a non-cleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs).

N-Boc-PEG5-bromide is a cleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs).

Amino-PEG10-OH is non-cleavable 10 unit PEG ADC linker used in the synthesis of antibody-drug conjugates (ADCs).

DBCO-PEG4-Maleimide is a cleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs).

Boc-NH-PEG1-CH2CH2COOH is a cleavable (1 unit PEG) ADC linker and also a PEG- and Alkyl/ether-based PROTAC linker can be used in the synthesis of antibody-drug conjugates (ADCs) or PROTACs.

Tr-PEG5-OH is a non-cleavable 5 unit PEG ADC linker used in the synthesis of antibody-drug conjugates (ADCs).