Description

2-Phenyl-2H-Benzotriazole is a high-purity organic compound widely recognized for its role as a key intermediate and functional additive. This compound matters for its ability to impart specific chemical properties, such as UV absorption or complexation, in advanced manufacturing processes. Industries requiring fine chemical synthesis, including pharmaceuticals, agrochemicals, and polymer stabilizer production, need this reliable building block for research and commercial-scale applications.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of active pharmaceutical ingredients (APIs) and other bioactive molecules.
• UV Stabilizer/Absorber Precursor: Used in the production of light stabilizers for plastics, coatings, and polymers to prevent photodegradation.
• Agrochemical Synthesis: Serves as an intermediate in the manufacture of certain herbicides, fungicides, and plant growth regulators.
• Organic Synthesis & Research: A versatile reagent in academic and industrial R&D labs for constructing complex heterocyclic compounds.
• Dye & Pigment Industry: Employed as a precursor in the synthesis of specific dyes and optical brighteners.
• Corrosion Inhibitor Formulation: Used in the development of specialized corrosion inhibitors for industrial applications.
• Analytical Chemistry: Can function as a chelating agent or a standard in chromatographic and spectroscopic methods.

Basic Information

Product Name	2-Phenyl-2H-Benzotriazole
CAS No.	1916-72-9
Molecular Formula	C₁₂H₉N₃
Molecular Weight	195.22 g/mol
Synonyms	2-Phenylbenzotriazole; 2-Phenyl-1,2,3-benzotriazole; 2-Phenyl-2H-1,2,3-benzotriazole; 1H-Benzotriazole, 2-phenyl-; NSC 403697; 2-Phenylbenzo[d][1,2,3]triazole; 2-Phenyl-1H-benzo[d][1,2,3]triazole; Phenylbenzotriazole
EINECS	217-643-4

Quality Control

Our 2-Phenyl-2H-Benzotriazole is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all specifications and test results to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. The product is light-sensitive and should be stored away from light.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	98 - 102 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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