Description

2,5-Di(tert-Amyl)Hydroquinone is a high-purity, hindered phenolic antioxidant. This compound matters for its effectiveness in inhibiting oxidative degradation and polymerization in sensitive materials, thereby extending product shelf life and performance stability. It is primarily needed by manufacturers in the polymer, rubber, and specialty chemical industries, where it serves as a critical stabilizer and intermediate.

Application

• Primary antioxidant and stabilizer in polymers and synthetic rubbers to prevent thermal and oxidative degradation.
• Intermediate in the synthesis of more complex hindered phenol antioxidants and light stabilizers.
• Inhibitor for preventing premature polymerization of monomers like styrene and acrylics during storage and transportation.
• Additive in lubricants and greases to enhance oxidative stability under high-temperature operating conditions.
• Stabilizing agent in adhesives and sealants to maintain consistency and performance over time.
• Used in research and development for creating novel stabilization systems for advanced materials.

Basic Information

Product Name	2,5-Di(tert-Amyl)Hydroquinone
CAS No.	79-74-3
Molecular Formula	C16H26O2
Molecular Weight	250.38 g/mol
Synonyms	2,5-Di-tert-amylhydroquinone; 2,5-Di-tert-pentylhydroquinone; 2,5-Bis(1,1-dimethylpropyl)-1,4-benzenediol; DAHQ; 1,4-Benzenediol, 2,5-bis(1,1-dimethylpropyl)-; 2,5-Di-tert-amylquinol; Antioxidant DAHQ; 2,5-Ditertiaryamylhydroquinone
EINECS	201-222-2

Quality Control

Our 2,5-Di(tert-Amyl)Hydroquinone is manufactured under a stringent quality management system. Every batch undergoes rigorous analytical testing to ensure it meets precise specifications for identity, purity, and performance. Certificates of Analysis (COA) documenting these results are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its nature as an easily oxidized compound, it is recommended to store under an inert atmosphere (e.g., nitrogen) for long-term preservation of quality, especially after opening the original container. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 98.0 %
Melting Point	175 - 180 °C
Loss on Drying	≤ 0.5 %
Residue on Ignition	≤ 0.1 %

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.