Benzoic Acid
Benzene Carboxylic Acid, Phenyl Carboxylic Acid, Carboxybenzene
- CAS
- 65-85-0
- EC
- 200-618-2
- Sectors
- Food & Nutrition, Coatings, Adhesives, Sealants & Elastomers
Benzoic Acid (CAS 65-85-0) is a white crystalline aromatic carboxylic acid, supplied as a flaky or crystalline solid with a faint, pleasant odor, that acts as a preservative, chemical intermediate and corrosion inhibitor in food preservation, alkyd resin production, plasticizers and pharmaceuticals.
Typical Properties
| Molecular formula | C7H6O2 |
|---|---|
| Molecular weight | 122.12 g/mol |
| Appearance | Benzoic acid is a white crystalline or flaky solid with a faint, pleasant odor. |
| Form | Solid |
| Color | White to yellow-beige to orange |
| Odor | at 100.00 %. faint balsam urine |
| Melting point | 122.4 °C |
| Boiling point | 249.2 °C @ Press: 760 Torr |
| Density | 1.2659 g/cm³ @ Temp: 15 °C |
| Water solubility | Slightly soluble. 0.34 g/100 mL |
| Flash point | 250 °F |
| pH | 2.5-3.5 (H2O, 20°C)(saturated solution) |
| GHS signal word | Danger · Corrosive, Irritant / harmful, Health hazard |
| HS code | 29163900 |
| Grades available | Food Grade |
Typical literature values for identification; lot-specific results are stated on the certificate of analysis (COA) and the safety data sheet (SDS) that accompany every delivery.
Benzoic Acid
Applications
Used in food preservation, alkyd resin production, plasticizers, and pharmaceuticals. It also acts as a corrosion inhibitor and pH regulator in antifreeze and cooling fluids.
Safety & Risks
Low toxicity but may irritate skin and eyes. Avoid dust formation and store away from oxidizing agents.
Packaging
Delivered in 25 kg polyethylene-lined bags or fiber drums. Store sealed, cool, and dry to prevent caking and sublimation.