2,5-Di-tert-butylhydroquinone (DTBHQ) CAS No.: 88-58-4

High-Performance Antioxidant for Polymers, Lubricants, Fuels and Industrial Applications

Product Overview

2,5-Di-tert-butylhydroquinone (DTBHQ), also known as 2,5-Di-tert-butyl-1,4-benzenediol, is a highly effective organic antioxidant with the CAS No. 88-58-4. It belongs to the hydroquinone derivative family and is widely used as a stabilizer and antioxidant additivericants, Fuels and Industrial Applications

Product Overview

2,5-Di-tert-butylhydroquinone (DTBHQ), also known as 2,5-Di-tert-butyl-1,4-benzenediol, is a highly effective organic antioxidant with the CAS No. 88-58-4. It belongs to the hydroquinone derivative family and is widely used as a stabilizer and antioxidant additive in polymer materials, rubber products, lubricants, fuels, coatings, adhesives, and other industrial formulations.

DTBHQ provides excellent resistance against oxidation, thermal degradation, and aging caused by heat, oxygen, and light exposure. Its strong antioxidant performance makes it an important additive for extending product service life and maintaining material stability.

Product Information

Chemical Structure and Characteristics

2,5-Di-tert-butylhydroquinone contains a hydroquinone core structure with two tert-butyl groups attached to the aromatic ring. This molecular structure provides enhanced antioxidant activity and improved thermal stability compared with basic hydroquinone compounds.

Key characteristics include:

• Excellent free radical scavenging capability

• Strong oxidation inhibition performance

• Good thermal resistance

• Low volatility compared with many conventional antioxidants

• Effective protection against aging and degradation

• Compatibility with various organic systems

Main Applications of 2,5-Di-tert-butylhydroquinone

1. Polymer and Plastic Industry

DTBHQ is used as an antioxidant stabilizer in polymer systems to reduce oxidation degradation during processing and long-term use.

Applications include:

• Polyolefin materials

• Engineering plastics

• Synthetic resins

• Polymer additives

• Plastic processing stabilizers

It helps improve:

• Heat resistance

• Color stability

• Mechanical property retention

• Long-term durability

2. Rubber Industry

In rubber formulations, DTBHQ functions as an antioxidant to protect elastomers from oxygen aging and thermal degradation.

Common applications:

• Synthetic rubber

• Industrial rubber products

• Rubber seals

• Automotive rubber components

3. Lubricant and Oil Additives

DTBHQ can be used as an oxidation inhibitor in lubricating oils and industrial fluids.

Benefits:

• Reduces oil oxidation

• Improves storage stability

• Extends lubricant service life

• Helps maintain viscosity performance

4. Fuel and Petroleum Products

As an antioxidant additive, DTBHQ can improve the oxidation stability of fuel-related products and reduce gum formation caused by oxidation.

Potential applications:

• Fuel additives

• Petroleum-based formulations

• Hydrocarbon systems

5. Coatings, Adhesives and Specialty Chemicals

DTBHQ can improve the stability of coatings, adhesives, and chemical formulations exposed to heat and oxygen.

Applications include:

• Industrial coatings

• Adhesive systems

• Specialty chemical formulations

Advantages of DTBHQ Antioxidant

High Oxidation Resistance

DTBHQ effectively captures free radicals generated during oxidation processes, helping protect materials from degradation.

Excellent Thermal Stability

Its molecular structure allows stable performance under elevated temperature conditions.

Long-Term Material Protection

DTBHQ helps maintain physical properties, appearance, and performance during storage and operation.

Industrial Compatibility

It can be incorporated into various organic formulations and industrial additive systems.

Storage and Handling Information

• Store in a cool, dry, and well-ventilated area.

• Keep the container tightly closed when not in use.

• Protect from excessive heat, moisture, and direct sunlight.

• Handle according to standard chemical safety procedures.

• Refer to the Safety Data Sheet (SDS) before use.

Packaging Options

Common packaging options for 2,5-Di-tert-butylhydroquinone CAS 88-58-4 include:

• 25 kg fiber drums

• 25 kg bags with pallet

• Customized packaging according to customer requirements

Bulk packaging and export packaging solutions are available for international customers.

Quality Control

We provide high-quality 2,5-Di-tert-butylhydroquinone (DTBHQ) with strict quality management procedures.

Quality services include:

• Certificate of Analysis (COA)

• Technical Data Sheet (TDS)

• Safety Data Sheet (SDS)

• Customized documentation support

Why Choose Our 2,5-Di-tert-butylhydroquinone Supply?

• Reliable chemical supply chain

• Stable product quality

• Professional export service

• Flexible packaging solutions

• Experience in international chemical trade

• Support for industrial customers worldwide

We provide DTBHQ solutions for customers in industries including plastics, rubber, lubricants, fuels, coatings, and specialty chemicals.

Frequently Asked Questions (FAQs)

1. What is 2,5-Di-tert-butylhydroquinone (DTBHQ)?

2,5-Di-tert-butylhydroquinone (DTBHQ) is an organic antioxidant additive with CAS No. 88-58-4. It is mainly used to prevent oxidation and improve the stability of polymers, oils, fuels, rubber, and other industrial materials.

2. What is the CAS number of DTBHQ?

The CAS number of 2,5-Di-tert-butylhydroquinone is 88-58-4.

3. What are the main uses of DTBHQ?

DTBHQ is mainly used as an antioxidant in:

• Plastics and polymers

• Rubber products

• Lubricating oils

• Fuel additives

• Coatings

• Adhesives

4. How does DTBHQ work as an antioxidant?

DTBHQ reduces oxidation reactions by capturing free radicals, which helps prevent material degradation caused by oxygen, heat, and aging.

5. Is DTBHQ suitable for polymer applications?

Yes. DTBHQ is commonly used as a stabilizer for polymer and resin systems where oxidation resistance and long-term durability are required.

6. What is the appearance of 2,5-Di-tert-butylhydroquinone?

DTBHQ is typically supplied as a white to off-white crystalline powder.

7. How should DTBHQ be stored?

DTBHQ should be stored in a dry, cool place in sealed containers and protected from heat, moisture, and direct sunlight.

8. Can you supply export quantities of DTBHQ?

Yes. We supply 2,5-Di-tert-butylhydroquinone for international customers with professional export handling, documentation, and customized packaging options.

Contact Us

For inquiries about 2,5-Di-tert-butylhydroquinone CAS No. 88-58-4, including price, specification, COA, SDS, packaging, and shipment options, please contact us:

Email: lisa@aozunchem.com
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