is a chemical compound registered under CAS number 126004-13-5, with the molecular formula C11H11N3O4 and a molecular weight of about 249.22 g/mol. It is also known as 5-Ethynyl-1-(-D-ribofuranosyl)-imidazo-4-carbonitrile. DeWeiChem supplies for laboratory research and bulk production; product code 1555028. Send an inquiry for purity, packaging, price and lead time.