Benzoin
Product Description
Benzoin is a chemical compound with various industrial applications.
Product:
Benzoin
CAS:
119-53-9
Synonym:
2-Hydroxy-1,2-diphenylethanone; 2-Hydroxy-2-phenylacetophenone; Benzoylphenylcarbinol
Structure:
Typical Characteristics
Appearance
Pale yellow crystals
Boiling point
344 °C
Density
1.310 g/cm3
Melting point
134-138 °C
Molecular Weight
212.24
Odor
Light, camphor-like odor
Purity
98%
Refractive index
1.609
Uses, Applications & Markets
Key applications
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Benzoin used in many
industry applications
Benzoin is a chemical compound with various industrial applications. Here are some of its uses:
- Photoinitiator: Benzoin is commonly used as a photoinitiator in UV-curable coatings, inks, adhesives, and dental materials. When exposed to ultraviolet (UV) light, benzoin undergoes photolysis to generate free radicals, initiating the polymerization or crosslinking reaction.
- Flavoring Agent: It is utilized as a flavoring agent in the food industry to impart a vanilla-like aroma and taste to food products, beverages, and pharmaceutical preparations.
- Fragrance Ingredient: Benzoin is used in perfumery and cosmetics as a fixative and fragrance ingredient, adding warmth, sweetness, and depth to fragrances.
- Medicinal: In traditional medicine, benzoin is used as an antiseptic and expectorant. It is sometimes included in cough syrups, throat lozenges, and topical ointments for its soothing properties.
- Plasticizer: It can be used as a plasticizer in polymer formulations to improve flexibility, impact resistance, and processability of plastics and elastomers.
- Chemical Intermediate: Benzoin serves as an intermediate in organic synthesis for the production of various compounds, including pharmaceuticals, fragrances, and dyes.
- Preservative: Benzoin resin, derived from Styrax trees, is used as a natural preservative in cosmetics, toiletries, and pharmaceuticals to extend shelf life and prevent microbial growth.
- Incense and Perfumery: Benzoin resin is burned as incense for its pleasant aroma and used in perfumery for its fixative properties, particularly in oriental and amber fragrances.