Description

4,7-Dibromo-2-Octyl-2H-Benzotriazole is a specialized benzotriazole derivative, a chemical class renowned for its performance as a light stabilizer and UV absorber. This compound matters for its enhanced molecular structure, which provides superior efficacy in protecting materials from photodegradation compared to simpler analogs. It is primarily needed by formulators and manufacturers in the polymer, coatings, and specialty chemical industries seeking advanced solutions for long-term material stability.

Application

• As a high-performance ultraviolet (UV) light stabilizer in engineering plastics and polymer formulations.
• As a key additive in protective coatings, paints, and varnishes to prevent yellowing and degradation from sunlight exposure.
• In the stabilization of automotive components and exterior parts made from susceptible polymers.
• For enhancing the weatherability and lifespan of agricultural films and outdoor construction materials.
• As an intermediate in the synthesis of more complex benzotriazole-based stabilizers and functional molecules.
• Potential use in the stabilization of specialty adhesives and sealants exposed to outdoor conditions.

Basic Information

Product Name	4,7-Dibromo-2-Octyl-2H-Benzotriazole
CAS No.	960509-83-5
Molecular Formula	C14H18Br2N3
Molecular Weight	404.12 g/mol
Synonyms	2-Octyl-4,7-dibromo-2H-benzotriazole; 4,7-Dibromo-2-octylbenzotriazole; UV-5411 (related trade name context); Light Stabilizer 5411; 2H-Benzotriazole, 4,7-dibromo-2-octyl-; Dibromooctyl benzotriazole
EINECS	Contact for details

Quality Control

Our production of 4,7-Dibromo-2-Octyl-2H-Benzotriazole adheres to a strict quality management system to ensure batch-to-batch consistency and high purity. All materials undergo rigorous analytical testing, including chromatography and spectroscopy, to confirm identity and assay. A comprehensive Certificate of Analysis (COA) detailing purity, physical properties, and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (typically 15-25°C). Keep away from incompatible materials. Due to its light-sensitive nature, handling and transfer should be conducted under conditions that minimize exposure to strong light sources.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 20 ppm

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