4-Amino-2,6-dimethyl-3-nitropyridine
4,5-Diaminopyridine-3-carboxylic acid
2-Aminoacridone
for labeling carbohydrates and glycoproteins
5-Azidonaphthalene-1-sulfonyl chloride
6-Amino-6-deoxyluciferin
biocompatible condensation reaction for labeling of terminal cysteine residues on proteins
4-((9-Acridinecarbonyl)amino)-2,2,6,6-tetramethylpiperidin-1-oxyl free radical
detection of nitroxyl (HNO) by a prefluorescent probe