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CAS No.
1948-33-0
Molecular Formula
C10H14O2
Molecular Weight
166.22
Other Names
TBHQ
tert-Butyl Hydroquinone
Tert-Butylhydroquinone is a phenolic antioxidant with a stable molecular structure and strong oxidation inhibition capability. It is typically supplied as a white to light yellow crystalline powder with good thermal stability and chemical resistance.
Thanks to its high efficiency at low dosage and reliable performance in complex systems, TBHQ is widely used in food-related formulations, industrial materials, and chemical processing where oxidation control and product stability are critical.
High-efficiency antioxidant at low addition levels
Excellent thermal and oxidative stability
Effective in oil- and fat-based systems
Stable molecular structure with consistent performance
Low volatility, suitable for long-term protection
Good compatibility with various formulations
Reliable batch-to-batch consistency
Proven performance in industrial applications
Food and Edible Oil Processing
Tert-Butylhydroquinone is widely used to inhibit oxidative degradation in edible oils, fats, and oil-containing products, helping extend shelf life and maintain product quality during storage and transportation.
Industrial Oils and Lubricants
In industrial lubrication systems, TBHQ is applied to reduce oxidation and thermal degradation, improving oil stability under high-temperature and long-term operating conditions.
Polymer and Chemical Processing
The product is used as an antioxidant in polymer processing and chemical formulations, helping prevent oxidative discoloration and performance loss during production and storage.
Research and Formulation Development
TBHQ is also utilized in laboratory research and formulation development where controlled oxidation resistance is required for performance evaluation.
| Item | Specification |
|---|---|
| Product Name | Tert-Butylhydroquinone |
| CAS Number | 1948-33-0 |
| Appearance | White to light yellow crystalline powder |
| Melting Point | 126–128°C |
| Solubility | Slightly soluble in water |
| Loss on Drying | ≤0.5% |
| Purity | ≥99.0% |
Strong antioxidant efficiency
Excellent heat resistance
Stable performance in oil-based systems
Low dosage with high effectiveness
Good compatibility with multiple matrices
High purity with low impurity levels
Consistent quality across batches
Easy handling and formulation
Widely accepted industrial standard
| Item | Details |
|---|---|
| Standard Packaging | 25kg drum |
| Small Packaging | 1kg bag |
| Storage Conditions | Cool, dry, protected from light |
| Shelf Life | 24 months |
Q1: What is Tert-Butylhydroquinone mainly used for?
A1: It is mainly used as an antioxidant in edible oils, fats, industrial lubricants, polymer processing, and chemical formulations.
Q2: Is TBHQ effective at low dosage?
A2: Yes, TBHQ provides strong antioxidant protection even at low addition levels.
Q3: Is Tert-Butylhydroquinone suitable for industrial applications?
A3: Yes, it is widely used in both food-related and industrial-scale applications.
Q4: Does TBHQ have good thermal stability?
A4: Yes, it maintains stable antioxidant performance under elevated temperatures.
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