Description

4-Chloro-1H-1,2,3-benzotriazol-1-ol is a versatile heterocyclic compound that serves as a key synthetic intermediate and functional building block in advanced organic chemistry. Its unique benzotriazole scaffold, substituted with chloro and hydroxyl groups, makes it valuable for constructing complex molecular architectures and imparting specific chemical properties. This compound is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and material science sectors for developing active ingredients and specialty chemicals.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of novel drug candidates, particularly those targeting specific enzyme inhibition.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and plant growth regulators.
• Organic Synthesis Reagent: Acts as a versatile precursor for coupling reactions and the introduction of the benzotriazole moiety into larger molecules.
• Material Science Research: Investigated for the development of advanced polymers, ligands for metal complexes, and photoactive materials.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying biological processes.

Basic Information

Product Name	4-Chloro-1H-1,2,3-benzotriazol-1-ol
CAS No.	39968-29-1
Molecular Formula	C6H4ClN3O
Molecular Weight	169.57 g/mol
Synonyms	4-Chloro-1-hydroxy-1H-benzotriazole; 4-Chloro-1H-benzotriazol-1-ol; 1-Hydroxy-4-chlorobenzotriazole; 4-Chloro-1H-1,2,3-benzotriazole-1-ol; 4-Chloro-1-hydroxybenzotriazole; HOCt-4-Cl; 4-Cl-HOBt
EINECS	Contact for details

Quality Control

Our 4-Chloro-1H-1,2,3-benzotriazol-1-ol is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and purity determination. Certificates of Analysis (COA) detailing all specifications and test results are provided with every shipment to support your quality assurance and regulatory compliance needs.

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 such as strong acids, bases, and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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