Description

4-Chlorobenzofurazan is a versatile heterocyclic organic compound that serves as a critical synthetic intermediate and building block in advanced chemical synthesis. Its unique fused-ring structure containing nitrogen and oxygen atoms makes it valuable for constructing complex molecules with specific electronic and steric properties. This compound is primarily utilized by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and material science sectors for developing new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those targeting central nervous system disorders and infectious diseases.
• Agrochemical Research: Used in developing new generations of herbicides, fungicides, and insecticides with improved efficacy and environmental profiles.
• Material Science Precursor: Serves as a precursor for organic electronic materials, including charge-transport layers and light-emitting components.
• Dye and Pigment Synthesis: Intermediate in the production of specialized dyes and high-performance pigments.
• Ligand and Catalyst Development: Utilized in organometallic chemistry to create novel ligands for catalytic systems.
• Academic and Industrial R&D: Fundamental reagent for methodological development in organic synthesis and heterocyclic chemistry.

Basic Information

Product Name	4-Chlorobenzofurazan
CAS No.	7116-16-7
Molecular Formula	C6H3ClN2O
Molecular Weight	154.55 g/mol
Synonyms	4-Chloro-2,1,3-benzoxadiazole; 4-Chlorobenz-2,1,3-oxadiazole; 4-Chloro-1,2,3-benzoxadiazole; 4-Chlorobenzo[1,2-c][1,2,5]oxadiazole; 7-Chloro-2,1,3-benzoxadiazole; 4-Chloro-benzo[1,2,5]oxadiazole; 4-Chloro-2,1,3-benzoxadiazol; Benzo-2,1,3-oxadiazole, 4-chloro-
EINECS	Contact for details

Quality Control

Our 4-Chlorobenzofurazan 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 purity determination and GC-MS for identity confirmation. Certificates of Analysis (COA) documenting all critical quality attributes are provided with every shipment. We adhere to cGMP principles where applicable to support our customers in regulated research and development pipelines.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
Melting Point	95 - 99 °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.