Thieno[2,3-b]thiophene-2-carboxylic Acid, 3,4-diamino-5-cyano-, Ethyl Ester (en) is a chemical compound registered under CAS number 148835-32-9. FireTardant supplies Thieno[2,3-b]thiophene-2-carboxylic Acid, 3,4-diamino-5-cyano-, Ethyl Ester (en) for laboratory research and bulk production; product code 1848779. Send an inquiry for purity, packaging, price and lead time.