2-Ethyl anthraquinone
- Createtime： 2026-04-14
- Updatetime： 2026-04-15
Product Details
| useage |
Industrial use
|
| deliveryInfo |
|
| appearance |
powder
|
| Molecular Weight |
236.27 g/mol
|
| aliasen |
|
| supplyCapacity |
50000MT/Month
|
| harbor |
Qingdao,China
|
| minorder |
1KG
|
| Appearance |
Light yellow to off-white crystalline powder
|
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.
Basic Information
Product Name: 2-Ethyl anthraquinone
CAS Number: 84-51-5
Alias: 2-Ethyl-9,10-anthracenedione
Molecular Formula: C16H12O2
Molecular Weight: 236.27 g/mol
IUPAC Name: 2-ethylanthracene-9,10-dione
Structural Information
- Structure Type: Aromatic ketone compound, anthraquinone derivative
- Structural Features: Consists of tricyclic anthracene skeleton with two carbonyl groups at 9,10 positions and one ethyl group attached to the 2-position. The conjugated system endows it with excellent photochemical activity and chemical stability.
Physical & Chemical Properties
- Appearance: Light yellow to off-white crystalline powder
- Odor: Odorless
- Melting Point: 107–111 °C
- Boiling Point: Approximately 390 °C
- Density: 1.23 g/cm3 (20 °C)
- Solubility: Insoluble in water; soluble in ethanol, methanol, benzene, toluene, chloroform and most organic solvents
- Stability: Stable under normal temperature and sealed environment. Resistant to weak acid and weak base. Decomposes under strong light, high temperature and strong oxidizing conditions.
Synthesis & Applications
Synthesis Method
Synthesized via Friedel-Crafts acylation reaction using ethylbenzene and phthalic anhydride as raw materials under catalytic conditions. The crude product is refined by recrystallization or distillation to obtain high-purity finished product.
Main Applications
- Hydrogen Peroxide Industry: Core working carrier for anthraquinone process in industrial hydrogen peroxide production, widely used in large-scale hydrogen peroxide manufacturing.
- Dye & Pigment Industry: Important intermediate for synthesizing vat dyes, reactive dyes and organic pigments.
- Organic Synthesis: Raw material for preparing other anthraquinone derivatives.
- Photochemical Materials: Applied in photoresist and photosensitive material formulations.
Safety & Storage Instructions
- Hazard Classification: Low toxicity, mild irritant to skin, eyes and respiratory tract
- Personal Protection: Wear dust mask, safety goggles and chemical resistant gloves. Avoid inhalation of dust and direct contact with skin and eyes.
- Storage Condition: Keep containers tightly sealed. Store in cool, dry, dark and well-ventilated area. Keep away from heat sources, strong oxidants and combustible materials.
- Transportation: Classified as general chemicals. Prevent package damage, moisture and long-term exposure to sunlight during transit.
Quality & Spectral Data
- Purity (HPLC/GC): ≥99.0%
- Loss on Drying: ≤0.3%
- Residue on Ignition: ≤0.1%
- Melting Range: 107–111 °C
- IR Spectrum: Characteristic absorption peaks conform to standard reference spectrum
Information Summary Table
| Item | Specification |
| CAS Number | 84-51-5 |
| Product Name | 2-Ethyl anthraquinone |
| Synonym | 2-Ethyl-9,10-anthracenedione |
| Molecular Formula | C16H12O2 |
| Molecular Weight | 236.27 g/mol |
| Appearance | Light yellow crystalline powder |
| Melting Point | 107–111 °C |
| Solubility | Insoluble in water; soluble in aromatic solvents and alcohols |
| Purity | ≥99.0% (HPLC/GC) |
| Storage Condition | Sealed, cool dry dark place, away from oxidants |
| Hazard Property | Low toxicity, mild irritant |
| Main Usage | Hydrogen peroxide carrier, dye intermediate, organic synthesis raw material |
