4-[[(2-Hydroxyphenyl)methylene]amino]benzenesulfonic acid is a chemical compound registered under CAS number 32835-41-9, with the molecular formula C13H11NO4S and a molecular weight of about 277.29 g/mol. It is also known as N-Salicylidenesulfanilic acid. CKSPharm supplies 4-[[(2-Hydroxyphenyl)methylene]amino]benzenesulfonic acid for laboratory research and bulk production; product code 1267938. Send an inquiry for purity, packaging, price and lead time.