1,4,6,9-Tetraoxaspiro[4.4]nonane is a chemical compound registered under CAS number 24471-99-6, with the molecular formula C5H8O4 and a molecular weight of about 132.11 g/mol. It is also known as Orthocarbonicacid, cyclic diethylene ester (8CI); Diethylene orthocarbonate; Ethyleneglycol, cyclic orthocarbonate (2:1). FireTardant supplies 1,4,6,9-Tetraoxaspiro[4.4]nonane for laboratory research and bulk production; product code 547909. Send an inquiry for purity, packaging, price and lead time.