Description

Ethene-1,2-Dione CAS NO 4363-38-6 is a highly reactive diketone compound, also known as glyoxal, which serves as a versatile and critical building block in organic synthesis. Its unique bifunctional carbonyl structure makes it an essential reagent for cross-linking, cyclization, and the formation of heterocyclic compounds. This chemical is particularly valuable for manufacturers in the pharmaceutical, agrochemical, polymer, and specialty chemical industries seeking to develop advanced materials and active ingredients.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of various heterocyclic drugs, including imidazoles and purines.
• Cross-linking Agent: Used in polymer chemistry to create durable resins, coatings, and adhesives with enhanced mechanical properties.
• Textile Treatment: Imparts permanent press and wrinkle resistance to cellulose-based fabrics like cotton.
• Paper Manufacturing: Acts as a wet-strength additive to improve the durability of paper products.
• Agrochemical Synthesis: Building block for certain herbicides, fungicides, and plant growth regulators.
• Biomolecule Fixation: Employed in histological and biochemical research for tissue fixation and protein immobilization.
• Leather Tanning: Used as a tanning agent to improve the stability and quality of leather.
• Specialty Chemical Production: Intermediate for dyes, flavors, fragrances, and corrosion inhibitors.

Basic Information

Item	Detail
Product Name	Ethene-1,2-Dione
CAS No.	4363-38-6
Molecular Formula	C2H2O2
Molecular Weight	58.04 g/mol
Synonyms	Glyoxal; Oxalaldehyde; Biformyl; Diformyl; Ethanedial; 1,2-Ethanedione; Dicarbonylmethane; Glyoxal (40% in water)
EINECS	224-473-6

Quality Control

Our Ethene-1,2-Dione is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. We provide comprehensive quality assurance, including Certificates of Analysis (COA) that detail key parameters such as assay, impurity profile, and physical properties. Our production adheres to relevant industry standards, and we can support compliance requirements for various global markets.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly volatile nature, store in a cool, well-ventilated area away from heat sources and incompatible materials. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to prevent evaporation and moisture absorption.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (Glyoxal Content)	≥ 40.0 % (w/w)
Purity (HPLC)	≥ 99.0 %
Water Content	Balance
Acidity (as Glyoxylic Acid)	≤ 1.0 %
Formic Acid	≤ 0.5 %
Specific Gravity (20°C)	1.26 - 1.30
pH (40% solution)	2.0 - 3.5

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