9,11-Octadecadiynoic acid is a chemical compound registered under CAS number 33128-27-7, with the molecular formula C18H28O2 and a molecular weight of about 276.41 g/mol. KingChemi supplies 9,11-Octadecadiynoic acid for laboratory research and bulk production; product code 1100334. Send an inquiry for purity, packaging, price and lead time.