Shandong Huashang Chemical Co., Ltd. is a high-tech enterprise focused on industry of fine chemicals research and develop, produce and sale. Shandong Huashang Chemical Co., Ltd. is located in Shan Dong Ji Nan China. we have the ability to provide you high quality products. More than 90 % of our products are exported to developed countries and regions such as north America, Europe, Japan, South Korea and the Middle East.
Benzyl benzoate
1. Basic Information
Name: Benzyl benzoate
Alias: Benzoic acid benzyl ester
CAS No.: 120-51-4
Molecular Formula: C14H12O2
Molecular Weight: 212.24
Category: Aromatic ester, insecticidal raw material, daily fragrance solvent & fixative
2. Physical and Chemical Properties
Physical Properties
- Appearance: Colorless oily transparent liquid
- Odor: Mild sweet balsamic, light floral fragrance
- Solubility: Miscible with ethanol, ether, toluene, mineral oil; slightly soluble in methanol; insoluble in water, glycerin
- Melting Point: 18–19 ℃
- Boiling Point: 323–324 ℃
- Refractive Index nD20: 1.568–1.570
- Density (20℃): 1.118–1.122 g/cm3
- Flash Point: 148 ℃
- Hygroscopy: Non-hygroscopic
- Aqueous property: Neutral, stable in neutral medium; hydrolyze to benzyl alcohol and benzoic acid under strong acid/alkali heating
Chemical Properties
- Molecular structure: Ester formed by benzoic acid and benzyl alcohol, two benzene ring aromatic structure
- Ester hydrolysis: Under acid or alkali heating condition, split into benzyl alcohol and benzoate
- Solubilizing property: Excellent dissolving power for perfume raw materials, resin, rubber, sulfur
- Thermal stability: Stable below 300 ℃; long-time high temperature heating produces polymerized impurities
- Photostability: Slightly sensitive to strong UV light, long irradiation turns pale yellow
- Compatibility: Compatible with all oil-soluble fragrances, cosmetic oil phase raw materials; incompatible with concentrated strong alkali, strong oxidants
3. Main Application Fields
1. Medical Antiparasitic Raw Material (Core Application)
External scabicide, pediculicide for human skin, used in lotion and ointment formulations
2. Daily Fragrance Fixative & Solvent
High boiling point slow-evaporating carrier for perfume, floral essence, soap fragrance; improve fragrance retention
3. Cosmetic Raw Material
Solubilizer for oil-soluble essence, skin care oil phase auxiliary
4. Industrial Auxiliary
Plasticizer for cellulose resin, rubber softener, solvent for synthetic musk
4. Quality Specification Table
| Test Item | Standard Specification |
| CAS Number | 120-51-4 |
| Molecular Formula | C14H12O2 |
| Appearance | Colorless clear oily liquid without turbidity |
| GC Purity | Fragrance/Medical Grade ≥99.0% |
| Ester Content | ≥98.5% |
| Acid Value | ≤0.5 mgKOH/g |
| Water Content (KF) | ≤0.10% |
| Heavy Metals (Pb) | ≤10 ppm (medical/cosmetic grade) |
| Packaging | 200L amber plastic drum / nitrogen-sealed iron drum |
| Storage Condition | Hermetically sealed cool warehouse below 25 ℃, avoid direct sunlight and alkaline raw materials |
| Transportation Requirement | Low-flammability aromatic ester liquid, ordinary chemical transport, avoid high temperature exposure |
| Shelf Life | 36 months under nitrogen sealed storage |
Safety Warning
Low-toxic mild irritant ester liquid. Vapor irritates eyes and respiratory tract; long-term skin contact causes degreasing, dry itching. All operations carried out in ventilated fume hood with nitrile gloves and splash-proof goggles. Avoid mixing with strong alkali to prevent hydrolysis. Waste liquid recoverable by distillation; residual liquid neutralized before discharge, treated as general organic hazardous waste by licensed institutions.
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