alpha-(2-9)-disialic acid is a chemical compound registered under CAS number 114474-59-8, with the molecular formula C22H36 N2 O17 . 2 K and a molecular weight of about 331.49 g/mol. It is also known as D-glycero-b-D-galacto-2-Nonulopyranosonicacid, 5-(acetylamino)-9-O-(N-acetyl-a-neuraminosyl)-3,5-dideoxy-, dipotassium salt. ReagentForLab supplies alpha-(2-9)-disialic acid for laboratory research and bulk production; product code 395584. Send an inquiry for purity, packaging, price and lead time.