Reactive red 13 is a chemical compound registered under CAS number 12238-08-3, with the molecular formula C22H17ClN6Na2O9S2 and a molecular weight of about 654.96 g/mol. It is also known as C.I.Reactive Red 13. NewsChem supplies Reactive red 13 for laboratory research and bulk production; product code 1123479. Send an inquiry for purity, packaging, price and lead time.