Description

1,1,2,2-Tetrabromoethane is a high-density, non-flammable brominated hydrocarbon with the CAS number 25167-20-8. This compound serves as a critical intermediate and performance additive, valued for its high bromine content and specific gravity. It is essential for manufacturers in the polymer, electronics, and specialty chemical synthesis sectors seeking reliable bromine sources and flame-retardant properties.

Application

• Flame Retardant Intermediate: A key bromine source in the synthesis of advanced flame retardants for plastics, textiles, and construction materials.
• Polymer Modification: Used as a reactive intermediate or additive to impart flame retardancy and modify the density of specific polymers and elastomers.
• Density Separation Fluid: Employed in laboratory and industrial mineral separation processes due to its high specific gravity.
• Organic Synthesis: Serves as a versatile brominating agent and building block in pharmaceutical and agrochemical intermediate synthesis.
• Electronics Manufacturing: Used in the production of certain flame-retardant circuit boards and electronic components.
• Research & Development: A valuable reagent in chemical research for studying bromination reactions and developing new materials.

Basic Information

Product Name	1,1,2,2-Tetrabromoethane
CAS No.	25167-20-8
Molecular Formula	C2H2Br4
Molecular Weight	345.65 g/mol
Synonyms	Acetylene Tetrabromide; Tetrabromoacetylene; sym-Tetrabromoethane; 1,1,2,2-Tetrabromoethan; Ethane, 1,1,2,2-tetrabromo-; TBE
EINECS	246-680-1

Quality Control

Our 1,1,2,2-Tetrabromoethane is manufactured under a stringent quality management system. Each batch undergoes comprehensive analytical testing, including assay and impurity profile analysis, to ensure it meets precise customer and industry specifications. A Certificate of Analysis (COA) detailing purity, identity, and physical properties 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, well-ventilated area away from incompatible materials such as strong acids and bases. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to minimize moisture absorption and vapor release.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Specific Gravity (20°C)	2.96 - 2.98
Refractive Index (n20D)	1.635 - 1.638
Water Content (KF)	≤ 0.1%
Free Bromine	≤ 0.05%

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