N-(methoxycarbonyl)-l-tert-leucine

(23S,50S)-50-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-23-(tert-butoxycarbonyl)-2,2-dimethyl-4,21,26,35,44-pentaoxo-3,30,33,39,42-pentaoxa-22,27,36,45-tetraazahenpentacontan-51-oic acid

peptide synthesis intermediate

Boc-His(Trt)-Aib-OH

peptide synthesis intermediate

(2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-4-[1-(2-hydroxy-4,4-dimethyl-6-oxocyclohexen-1-yl)ethylideneamino]butanoic acid

peptide synthesis intermediate

O-Benzyl-L-alanine toluene-p-sulphonate

peptide synthesis intermediate

N2'-Deacetyl-N2'-[4-[[4-[(2,5-dioxo-1-pyrrolidinyl)oxy]-4-oxobutyl]dithio]-4-methyl-1-oxopentyl]maytansine

antibody-drug conjugate linker payload

Tert-butyl 2-((1H-pyrrolo[2,3-b]pyridin-5-yl)oxy)-4-bromobenzoate

pharmaceutical intermediate

1-((4'-Chloro-5,5-dimethyl-3,4,5,6-tetrahydro-[1,1'-biphenyl]-2-yl)methyl)piperazine dihydrochloride

pharmaceutical intermediate

Tert-Butyl 3-hydrazinylpiperidine-1-carboxylate dihydrochloride

pharmaceutical intermediate for drug synthesis