Description

Dibromopolyethylene Glycol 2'000 is a brominated derivative of polyethylene glycol, specifically engineered with an average molecular weight of 2,000 g/mol. This functionalized polymer is valued for its role as a reactive intermediate and flame retardant synergist in advanced material formulations. It is primarily utilized by manufacturers in the polymer, textile, and specialty chemical industries seeking to enhance material properties such as flame resistance and thermal stability. The compound is identified by the CAS registry number 76779-16-3.

Application

• As a reactive flame retardant intermediate in the synthesis of polyurethane foams and elastomers.
• As a modifier and chain extender in the production of engineering plastics and high-performance polymers.
• As a synergist in halogen-based flame retardant formulations for textiles and coatings.
• In the manufacture of specialty surfactants and dispersants requiring bromine functionality.
• As a starting material for further chemical modifications in pharmaceutical and agrochemical intermediates.
• In research and development for novel polymer networks with tailored thermal and mechanical properties.

Basic Information

Product Name	Dibromopolyethylene Glycol 2'000
CAS No.	76779-16-3
Molecular Formula	CnH2n+2Br2Om (Polymeric)
Molecular Weight	~2,000 g/mol (Average)
Synonyms	α,ω-Dibromopoly(ethylene glycol) 2000; PEG 2000 dibromide; Poly(oxy-1,2-ethanediyl), α,ω-dibromo-; Brominated PEG 2000; Dibromo-PEG-2000; DB-PEG-2000; Polyethylene glycol 2000 dibromide; 2,2'-(Oxybis(ethane-2,1-diyl))bis(bromoethane)
EINECS	Contact for details

Quality Control

Our Dibromopolyethylene Glycol 2'000 is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure consistency in molecular weight, bromine content, and purity. Certificates of Analysis (COA) documenting key parameters are provided with every shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms to reference spectrum
Average Molecular Weight (GPC)	1,900 - 2,100 g/mol
Bromine Content	7.0 - 9.0 % (w/w)
Water Content (KF)	≤ 0.5 %
Acid Value	≤ 1.0 mg KOH/g
Color (APHA)	≤ 100

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