N-a-Fmoc-a-aminoisobutyric acid, N-fmoc-c-a-methylalanine

O-(tert-Butyl)-N-((9H-fluoren-9-ylmethoxy)carbonyl)-L-serine

peptide synthesis building block

N-(9-fluorenylmethoxycarbonyl)-d-alanine

peptide synthesis building block

N-Methyl-L-valine

peptide synthesis building block

ALANINE METHYL ESTER HYDROCHLORIDE

peptide synthesis building block

2-Amino-N-(2-aminoethyl)thiazole-4-carboxamide

pharmaceutical intermediate

Celecoxib N-des(benzenesulfonamide)

Pharmaceutical intermediate impurity

Ethyl 4-bromo-3-(ethoxymethyl)benzoate

Pharmaceutical intermediate

((2R,3R,4R,5R)-5-(2-Amino-7-methyl-6-oxo-3,6-dihydro-9H-purin-7-ium-9-yl)-3-hydroxy-4-methoxytetrahydrofuran-2-yl)methyl hydrogen phosphate

RNA modification intermediate