Intermediates

Hydroquinone

  • CAS No.123-31-9
  • GradeIndustrial / Pharmaceutical
  • Availability● In Stock

High purity Hydroquinone (CAS 123-31-9) serving as a critical intermediate for pesticides, dyes, and rubber antioxidants.

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Product Technical Details

Product Overview

Hydroquinone, also known systematically as 1,4-Benzenediol, is a fundamental aromatic organic compound widely utilized across multiple industrial sectors. As a premier chemical manufacturer, we supply high-grade Hydroquinone (CAS 123-31-9) that meets stringent international quality standards. This white crystalline substance acts as a versatile building block in organic synthesis, particularly valued for its reducing properties and ability to stabilize various chemical formulations.

Our production process ensures exceptional purity levels, making it suitable for demanding applications in agrochemicals, polymerization inhibition, and photographic development. The compound is characterized by its stability under controlled conditions, though it requires careful handling to prevent oxidation upon exposure to air and light.

Technical Specifications

We maintain rigorous quality control protocols to guarantee consistency across every batch. The following table outlines the key physical and chemical properties of our industrial-grade Hydroquinone.

ParameterSpecification
CAS Number123-31-9
Molecular FormulaC6H6O2
Molecular Weight110.11 g/mol
AppearanceWhite acicular crystal or crystal powder
Assay (Purity)99.00% - 100.50%
Melting Point172-175 °C
Iron (Fe) Content≤ 0.002%
Heavy Metals (as Pb)≤ 0.002%
Residue on Ignition≤ 0.100%
Water Solubility70 g/L at 20 °C

Industrial Applications

The versatility of Hydroquinone makes it an indispensable intermediate in the synthesis of complex chemical structures. Its primary use cases include:

  • Agrochemical Intermediates: It serves as a key precursor in the manufacturing of various herbicides and pesticides, including intermediates for Lactofen, Fenoxaprop-P-Ethyl, and Quizalofop-Ethyl.
  • Polymerization Inhibitor: Widely used to prevent premature polymerization of monomers such as styrene, butadiene, and acrylates during storage and transportation.
  • Antioxidant and Stabilizer: Effective in protecting rubber, oils, and fats from oxidative degradation, thereby extending the shelf life and performance of industrial materials.
  • Dye Manufacturing: Utilized in the production of anthraquinone dyes and azo dyes, contributing to vibrant and stable coloration in textiles.
  • Photographic Chemicals: Historically and industrially significant as a developing agent for black and white photographic films and papers.

Storage and Handling

To maintain product integrity, Hydroquinone should be stored in a cool, dry, and well-ventilated area. Containers must remain tightly closed to minimize exposure to oxygen and moisture, as the compound is light and air-sensitive and may discolor over time. It is incompatible with strong oxidizing agents, strong bases, and ferric salts. Our packaging options include 25kg drums, with custom configurations available to meet specific logistical requirements. We provide comprehensive Certificates of Analysis (COA) with every shipment to ensure compliance with your quality assurance protocols.