Description

1,3-Benzoxazole-5-Carboxylic Acid is a high-purity heterocyclic carboxylic acid building block of significant importance in advanced organic synthesis. Its value lies in its versatile reactivity, serving as a key precursor for constructing complex molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and material science industries, particularly for developing active pharmaceutical ingredients (APIs) and functional organic materials.

Application

• Pharmaceutical Intermediate: A critical building block for the synthesis of novel drug candidates, particularly those targeting neurological disorders and inflammation.
• Agrochemical Synthesis: Used in the research and development of new-generation herbicides, fungicides, and plant growth regulators.
• Organic Light-Emitting Diodes (OLEDs): Serves as a precursor for electron-transport materials and emissive layer components in display and lighting technologies.
• Ligand and Catalyst Development: Employed to create novel chelating ligands for metal catalysts used in asymmetric synthesis and polymerization.
• Fluorescent Probe and Dye Synthesis: Acts as a core structure for developing sensitive chemical sensors and advanced fluorescent dyes for bio-imaging.
• Polymer and Material Science: Incorporated into polymer backbones to impart specific thermal, mechanical, or optical properties to high-performance materials.

Basic Information

Product Name	1,3-Benzoxazole-5-Carboxylic Acid
CAS No.	15112-41-1
Molecular Formula	C8H5NO3
Molecular Weight	163.13 g/mol
Synonyms	5-Benzoxazolecarboxylic Acid; Benzo[d]oxazole-5-carboxylic Acid; 1,3-Benzoxazol-5-ylcarboxylic Acid; 5-Carboxybenzoxazole; 5-Benzoxazole Carboxylic Acid; 2,3-Dihydro-1,3-benzoxazole-5-carboxylic Acid (tautomer); 15112-41-1; Benzoxazole-5-carboxylic acid
EINECS	Contact for details

Quality Control

Our 1,3-Benzoxazole-5-Carboxylic Acid is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR spectroscopy, to ensure it meets the stringent requirements of research and industrial applications. Certificates of Analysis (COA) detailing all specifications are provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). The product may be hygroscopic (moisture-sensitive); keep the container tightly sealed when not in use to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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