Basic Parameters
CAS: 124-04-9, Molecular Formula: C₆H₁₀O₄, Molecular Weight: 146.14, dibasic organic acid.Physical PropertiesWhite crystals, melting point 151~154℃; soluble in hot water and alcohols, slightly soluble in cold water, weakly acidic aqueous solution.Core ReactionsPolymerizes with hexamethylenediamine to produce Nylon 66; esterifies with alcohols to make plasticizers, synthesizes polyurethane with polyols.Applications① Raw material for Nylon 66 (largest application); ② DOA cold-resistant plasticizer, PU resin; ③ Food acidity regulator; ④ Pharmaceutical and coating intermediates.ProductionMain process: Oxidation of cyclohexane to KA oil followed by nitric acid oxidation; eco-friendly process: biological fermentation.Safety, Storage & TransportationDust irritates eyes and respiratory tract; store hermetically in dry conditions in 25kg woven bags, general chemical product.