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4-Hydroxybenzoic acid, 99%
Description
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
Suitable for battery materials development.
Applications
4-Hydroxybenzoic acid is used as an intermediate for dyes, antiseptics and active pharmaceutical ingredients. It is also used as a food preservative, corrosion inhibitor, anti-oxidant and an emulsifier. It reacts with 6-hydroxynaphthalene-2-carboxylic acid to prepare aromatic polyester called Vectran fiber. It acts as a precursor to prepare p-hydroxyphenylbenzoate, p-acetoxybenzoyl chloride and 4,4′-dihydroxybenzophenone. Further, it is used in paint additives, coating additives, processing aids, electrical and electronic products. In addition to this, it acts as a preservative in cosmetics and some ophthalmic solutions.
Solubility
Soluble in water, alcohol, ethanol, ether, n-butanol and acetone. Slightly soluble in chloroform. Insoluble in carbon disulfide.
Notes
Incompatible with strong oxidizing agents.
4-Hydroxybenzoic acid is used as an intermediate for dyes, antiseptics and active pharmaceutical ingredients. It is also used as a food preservative, corrosion inhibitor, anti-oxidant and an emulsifier. It reacts with 6-hydroxynaphthalene-2-carboxylic acid to prepare aromatic polyester called Vectran fiber. It acts as a precursor to prepare p-hydroxyphenylbenzoate, p-acetoxybenzoyl chloride and 4,4′-dihydroxybenzophenone. Further, it is used in paint additives, coating additives, processing aids, electrical and electronic products. In addition to this, it acts as a preservative in cosmetics and some ophthalmic solutions.
Solubility
Soluble in water, alcohol, ethanol, ether, n-butanol and acetone. Slightly soluble in chloroform. Insoluble in carbon disulfide.
Notes
Incompatible with strong oxidizing agents.
Specifications
Specifications
| Melting Point | 213°C to 218°C |
| Flash Point | 199°C (390°F) |
| Assay Percent Range | 99% |
| Quantity | 250 g |
| Beilstein | 970950 |
| Merck Index | 14,4812 |
| Solubility Information | Soluble in water,alcohol,ethanol,ether,n-butanol and acetone. Slightly soluble in chloroform. Insoluble in carbon disulfide. |
| Formula Weight | 138.12 |
| Percent Purity | 99% |
| Chemical Name or Material | 4-Hydroxybenzoic Acid |
Safety and Handling
Product Identifier
- 4-Hydroxybenzoic acid
- Danger
- Serious eye damage/eye irritation Category 1
- Specific target organ toxicity Category 3
- H318-Causes serious eye damage.
- H335-May cause respiratory irritation.
- P261-Avoid breathing dust/fume/gas/mist/vapours/spray.
- P280-Wear protective gloves/protective clothing/eye protection/face protection.
- P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
- MIXTURE LIST-Contains : p-Hydroxybenzoic acid
RUO – Research Use Only
Product Title
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