Description

Benzene-1,4-Diol, also known as Hydroquinone, is a vital aromatic organic compound with significant industrial utility. Its primary value lies in its powerful reducing and antioxidant properties, making it a crucial intermediate and additive across diverse manufacturing sectors. This high-purity chemical is essential for producers in the polymer, photographic, cosmetic, and agrochemical industries, where consistent quality and reliable supply are paramount for production efficiency.

Application

• Polymer Industry: Serves as a key polymerization inhibitor and stabilizer for monomers like styrene, acrylates, and vinyl acetate, preventing premature polymerization during storage and transport.
• Photographic Development: Acts as a primary reducing agent (developer) in black-and-white photographic processing solutions and in the production of certain dyes and pigments.
• Rubber & Tire Manufacturing: Used as an antioxidant and antiozonant in the production of synthetic rubber, helping to extend the service life of tires and rubber products.
• Cosmetics & Dermatology: Employed as a skin-lightening agent in specific topical formulations for hyperpigmentation, under strict regulatory and concentration guidelines.
• Agrochemical Synthesis: Functions as a critical intermediate in the manufacture of certain herbicides, pesticides, and plant growth regulators.
• Dye and Pigment Production: Utilized as a precursor and intermediate in the synthesis of various quinone-based dyes and organic pigments.

Basic Information

Product Name	Benzene-1,4-Diol
CAS No.	8027-02-9
Molecular Formula	C6H6O2
Molecular Weight	110.11 g/mol
Synonyms	Hydroquinone; 1,4-Dihydroxybenzene; p-Dihydroxybenzene; p-Hydroxyphenol; Quinol; p-Benzenediol; Tecquinol; Eldoquin; Arctuvin; USP Hydroquinone; Photo-grade Hydroquinone
EINECS	Contact for details

Quality Control

Our Benzene-1,4-Diol is manufactured under stringent quality management systems to ensure batch-to-batch consistency and reliability. Production adheres to relevant industry standards, and the product is subjected to rigorous analytical testing including assay, identification, and impurity profile analysis. A comprehensive Certificate of Analysis (COA) detailing purity, physical characteristics, and test results is provided with each shipment to guarantee specification compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Due to its nature as an easily oxidized compound, it is recommended to store under an inert atmosphere for long-term preservation. Keep away from strong oxidizers, acids, and bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 99.0%
Melting Point	172 - 175 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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