Description

2,2'-(1,4-Butanediyl)Bis-1,3-Benzoxazole is a high-purity organic compound belonging to the bis-benzoxazole class, valued for its excellent photostability and fluorescence properties. This compound serves as a critical intermediate and functional additive in advanced material science and specialty chemical synthesis. It is essential for manufacturers and R&D facilities in the polymer, optical brightener, and photochemical industries seeking to enhance product performance and durability.

Application

• Optical Brightening Agent (OBA) / Fluorescent Whitening Agent (FWA): A key intermediate in the synthesis of high-performance optical brighteners for plastics, textiles, and paper.
• Polymer Additive: Used to impart UV stability and fluorescence to engineering plastics, films, and coatings.
• Laser Dye & Photonic Material: Serves as a precursor or active component in the development of laser dyes, organic light-emitting diodes (OLEDs), and other photonic devices.
• Chemical Synthesis Intermediate: A versatile building block for creating more complex heterocyclic compounds in pharmaceutical and agrochemical research.
• Analytical Chemistry: Can be utilized as a fluorescent probe or marker in biochemical assays and sensor technologies.

Basic Information

Product Name	2,2'-(1,4-Butanediyl)Bis-1,3-Benzoxazole
CAS No.	2008-10-8
Molecular Formula	C20H18N2O2
Molecular Weight	318.37 g/mol
Synonyms	1,4-Bis(2-benzoxazolyl)butane; Bis(2-benzoxazolyl)butane; 2,2'-(Butane-1,4-diyl)bis(1,3-benzoxazole); 4,4'-Bis(benzoxazol-2-yl)butane; BBOT (common abbreviation); UVITEX OB; Fluorescent Brightener 393; EINECS 217-915-0
EINECS	217-915-0

Quality Control

Our 2,2'-(1,4-Butanediyl)Bis-1,3-Benzoxazole is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting standards for industrial and research applications. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

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). Keep away from incompatible materials. Due to its light-sensitive nature, prolonged exposure to direct light should be avoided.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	196 - 202 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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