CAS No.: 63948-92-5
Product name: 4,4'-Oxybis(benzoic acid)
Abbreviation: OBBA
Appearance: Colorless crystalline solid
Purity(HPLC): ≥99%
Molecular formula: C14H10O5
Molecular weight: 258.23
Package: In Aluminum foil bag, cartons outside.
Storage: Preserve in a well-closed container and keep in cool, dry place, avoid light.
4,4'-Oxybis(benzoic acid) (also known as OBBA) is an organic compound appearing as a colorless crystalline solid. It is soluble in organic solvents such as ethanol, benzene, and dimethylformamide, and slightly soluble in water. OBBA is commonly used as an additive in coatings, paints, and plastics to enhance products' heat resistance, weather resistance, and corrosion resistance.
4,4'-Oxybis(benzoic acid) is also employed in synthesizing high-performance polyester resins to produce polymeric materials with outstanding physical and mechanical properties.
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