4-Amino-2,2,6,6-tetramethylpiperidine-1-oxyl14691-88-4100 % similar 4-Hydroxy-TEMPO2226-96-256 % similar Tempo2564-83-246 % similar 4-Acetamido-TEMPO14691-89-543 % similar 3-Carboxy-2,2,5,5-tetramethyl-1-pyrrolidinyloxy2154-68-943 % similar Tempone2896-70-041 % similar 4-Amino-2,2,6,6-tetramethylpiperidine36768-62-439 % similar 4-Benzoyloxy-tempo3225-26-137 % similar tert-Butyl 6-amino-2-azaspiro[3.3]heptane-2-carboxylate1211586-09-233 % similar Di-tert-butyl nitroxide2406-25-932 % similar Isophorone diamine2855-13-231 % similar 4-tert-Butylcyclohexylamine5400-88-430 % similar 3,3-Difluorocyclobutanamine hydrochloride637031-93-730 % similar