Description

3-Chloro-5-Nitro-Benzo[D]Isoxazole is a high-purity heterocyclic organic compound serving as a critical building block in advanced chemical synthesis. Its unique fused isoxazole structure, functionalized with chloro and nitro groups, makes it a versatile and valuable intermediate for creating complex molecular architectures. This compound is essential for research and development chemists and process engineers in the pharmaceutical and agrochemical industries, where it is used to develop new active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and anti-infective agents.
• Agrochemical Synthesis: Building block for developing new herbicides, fungicides, and insecticides with enhanced efficacy and selectivity.
• Material Science Research: Used in the development of advanced organic materials, including liquid crystals, dyes, and photoactive compounds.
• Chemical Biology Probes: Serves as a core structure for creating molecular probes and inhibitors used in biochemical and pharmacological research.
• Fine Chemical Production: Intermediate in the multi-step synthesis of complex specialty chemicals for various industrial applications.

Basic Information

Product Name	3-Chloro-5-Nitro-Benzo[D]Isoxazole
CAS No.	16302-63-9
Molecular Formula	C7H3ClN2O3
Molecular Weight	198.56 g/mol
Synonyms	3-Chloro-5-nitro-1,2-benzisoxazole; 3-Chloro-5-nitrobenzo[d]isoxazole; 5-Nitro-3-chloro-1,2-benzisoxazole; 1,2-Benzisoxazole, 3-chloro-5-nitro-; 3-Chloro-5-nitro-2,1-benzisoxazole; 3-Chloro-5-nitrobenzisoxazole; 3-Chloro-5-nitrobenzo[c]isoxazole
EINECS	Contact for details

Quality Control

Our 3-Chloro-5-Nitro-Benzo[D]Isoxazole 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 impurity profiling, to meet the stringent requirements of advanced organic synthesis. Certificates of Analysis (COA) documenting identity, purity, and related substances are provided with every shipment to support your quality and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. The container should be kept tightly sealed in a dry environment to maintain product integrity.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Melting Point	Contact for details
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.