1,3-dihydroxy-4,4,5,5-tetramethyl-2-(4-carboxyphenyl)tetrahydroimidazole is a chemical compound registered under CAS number 145757-47-7, with the molecular formula C14H17 N2 O4 and a molecular weight of about 277.29 g/mol. It is also known as 2-(4-Carboxyphenyl)-4,4,5,5-tetramethylimidazoline-1-oxyl-3-oxide; 2-(4-Carboxyphenyl)-4,4,5,5-tetramethylimidazoline-3-oxide-1-oxyl; Carboxy-PTIO. ChemIBD supplies 1,3-dihydroxy-4,4,5,5-tetramethyl-2-(4-carboxyphenyl)tetrahydroimidazole for laboratory research and bulk production; product code 494870. Send an inquiry for purity, packaging, price and lead time.