(S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-2-methyldec-9-enoic acid

Fmoc-protected amino acid building block

3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)propanoic acid

Fmoc-protected amino acid building block

N-(8-Amino-6-fluoro-5-methyl-1-oxo-1,2,3,4-tetrahydronaphthalen-2-yl)acetamide

Exatecan intermediate

3-(piperidin-4-yl)propanoic acid

pharmaceutical intermediate

4-(Chloromethyl)pyridinium chloride

pharmaceutical intermediate

4-Cbz-aminopiperidine

Pharmaceutical intermediate for drug synthesis