BLACK 500 is a chemical compound registered under CAS number 93071-94-4, with the molecular formula C34H34 N2 O4 and a molecular weight of about 534.64 g/mol. It is also known as 2-Anilino-3-methyl-6-(3-ethoxypropyl)ethylaminofluoran; Yamada Black 500. KingChemi supplies BLACK 500 for laboratory research and bulk production; product code 212288. Send an inquiry for purity, packaging, price and lead time.