CAS 93372-25-9 appears in our catalog under these names: Fmoc-2,2,6,6-tetramethylpiperidine-n-oxyl-4-amino-4-carboxylic acid, 95%, Fmoc-2,2,6,6-tetramethylpiperidine-N-oxyl-4-amino-4-carboxylic Acid, >95% (HPLC), Fmoc-TOAC-OH. Offered by: Combi-blocks, TRC, Iris Biotech. Available pack sizes: 1g, 100mg, 250mg, 25mg, 500mg, 5g, 50mg.