Description

4-Chlorobenzo[D]Oxazole CAS NO 943443-12-7 is a versatile halogenated heterocyclic compound serving as a critical building block in advanced organic synthesis. Its value lies in its role as a key intermediate for constructing complex molecular architectures, particularly in the development of active pharmaceutical ingredients (APIs) and functional materials. This product is essential for research chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to introduce the benzo[d]oxazole scaffold into their target molecules.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly those targeting neurological disorders and oncology.
• Agrochemical Synthesis: Used in the research and development of new-generation herbicides, fungicides, and insecticides.
• Material Science: Serves as a building block for organic light-emitting diodes (OLEDs), liquid crystals, and other functional electronic materials.
• Chemical Research: A valuable reagent in academic and industrial R&D for exploring new heterocyclic chemistry and reaction pathways.
• Dye and Pigment Manufacturing: Acts as an intermediate in the production of specialized dyes and optical brighteners.

Basic Information

Product Name	4-Chlorobenzo[D]Oxazole
CAS No.	943443-12-7
Molecular Formula	C7H4ClNO
Molecular Weight	153.56 g/mol
Synonyms	4-Chlorobenzo[d]oxazole; 4-Chloro-1,3-benzoxazole; 4-Chloro-benzoxazole; Benzo[d]oxazole, 4-chloro-; 943443-12-7; 4-Cl-Benzoxazole
EINECS	Contact for details

Quality Control

Our 4-Chlorobenzo[D]Oxazole is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for synthetic applications. Certificates of Analysis (COA) detailing all test results are provided with every shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.