Description

5-Nitro-2,1,3-benzoxadiazole is a versatile nitro-substituted benzofurazan derivative, serving as a critical synthetic intermediate and functional building block in advanced chemical synthesis. Its value lies in its unique fused heterocyclic structure, which imparts specific reactivity and properties useful for creating complex molecules. This compound is primarily needed by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and material science sectors for developing new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting specific biological pathways.
• Agrochemical Synthesis: Building block for developing new herbicides, fungicides, and insecticides with enhanced efficacy.
• Fluorescent Probe & Dye Chemistry: Used in the development of fluorescent tags, sensors, and dyes due to the benzoxadiazole core's photophysical properties.
• Material Science Research: Serves as a monomer or functional additive in the research of advanced polymers and organic electronic materials.
• Analytical Chemistry: Employed as a derivatization agent or standard in chromatographic analysis and detection methods.
• Academic & R&D: Fundamental research reagent for studying heterocyclic chemistry, reaction mechanisms, and molecular design.

Basic Information

Product Name	5-Nitro-2,1,3-benzoxadiazole
CAS No.	18772-11-7
Molecular Formula	C₆H₃N₃O₃
Molecular Weight	165.11 g/mol
Synonyms	5-Nitrobenzofurazan; 5-Nitro-2,1,3-benzoxadiazole; 4-Nitro-2,1,3-benzoxadiazole; 5-Nitrobenzo[1,2,5]oxadiazole; 5-Nitro-2,1,3-benzoxadiazol; NBD-NO₂; 5-Nitrobenzofuroxan (related); 18772-11-7
EINECS	Contact for details

Quality Control

Our 5-Nitro-2,1,3-benzoxadiazole is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, physical characteristics, and impurity profiles is provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This compound is light-sensitive (store away from light) and should be handled with appropriate personal protective equipment in a controlled environment.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	158 - 162 °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.