Description

1,4-Bis(1-Methyl-1-Hydroxyethyl)Benzene is a specialized aromatic diol compound, also known as 1,4-Di-tert-butylbenzene-4,4'-diol, valued for its unique sterically hindered phenolic structure. This structure makes it a versatile intermediate and functional additive, particularly effective as an antioxidant and chain terminator in polymer synthesis and stabilization. It is essential for manufacturers in the polymer, specialty chemical, and pharmaceutical industries seeking to enhance material longevity and performance under oxidative stress.

Application

• Polymer Antioxidant & Stabilizer: Acts as a highly effective hindered phenolic antioxidant in the production and processing of plastics, synthetic rubbers, and elastomers to prevent thermal and oxidative degradation.
• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of more complex active pharmaceutical ingredients (APIs) and fine chemicals.
• Specialty Chemical Synthesis: Used as a precursor or intermediate in the manufacture of advanced materials, including liquid crystals, dyes, and performance additives.
• Lubricant & Fuel Additive: Incorporated into formulations to improve the oxidative stability and service life of industrial lubricants and fuels.
• Cross-linking Agent & Monomer: Utilized in the production of specialty resins, coatings, and adhesives where its diol functionality enables polymerization and network formation.

Basic Information

Product Name	1,4-Bis(1-Methyl-1-Hydroxyethyl)Benzene
CAS No.	2948-46-1
Molecular Formula	C14H22O2
Molecular Weight	222.32 g/mol
Synonyms	1,4-Di-tert-butylbenzene-4,4'-diol; 2,2'-(1,4-Phenylenebis(2-propanol); 1,4-Bis(2-hydroxy-2-propyl)benzene; 4,4'-(1,4-Phenylenebis(2-methyl-2-propanol); p-Di(α-hydroxyisopropyl)benzene; Di-tert-butylhydroquinone derivative; HQDTB; Contact for additional names.
EINECS	220-960-7

Quality Control

Our 1,4-Bis(1-Methyl-1-Hydroxyethyl)Benzene is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting specifications for use in sensitive applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	< 10 ppm

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