Description

3-(Benzyloxy)Isoxazole-5-Carboxylic Acid is a versatile heterocyclic building block with a fused isoxazole-carboxylic acid structure. This compound is valued for its role as a key synthetic intermediate in the development of complex organic molecules, particularly in pharmaceutical and agrochemical research. It is primarily needed by R&D chemists and process development scientists in the fine chemical, pharmaceutical, and crop protection industries for constructing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or possessing anti-inflammatory properties.
• Agrochemical Synthesis: Serves as a building block for developing new herbicides, fungicides, or insecticides with specific modes of action.
• Ligand and Catalyst Development: Used in the preparation of specialized ligands for metal-catalyzed reactions or organocatalysts due to its bifunctional nature.
• Material Science Research: Employed in the creation of advanced polymers or organic electronic materials where the isoxazole ring contributes specific electronic properties.
• Chemical Biology Probes: Utilized as a scaffold for designing molecular probes to study enzyme function or cellular pathways.
• Custom Synthesis and Contract Manufacturing: A key starting material for custom synthesis projects requiring specific, high-purity heterocyclic fragments.

Basic Information

Product Name	3-(Benzyloxy)Isoxazole-5-Carboxylic Acid
CAS No.	2552-54-7
Molecular Formula	C11H9NO4
Molecular Weight	219.19 g/mol
Synonyms	5-Isoxazolecarboxylic acid, 3-(phenylmethoxy)-; 3-Benzyloxy-5-carboxyisoxazole; 3-(Benzyloxy)-1,2-oxazole-5-carboxylic acid; 3-Benzyloxyisoxazole-5-carboxylic acid; 3-(Phenylmethoxy)isoxazole-5-carboxylic acid; 2552-54-7; 3-Benzyloxy-isoxazol-5-carbonsäure (German)
EINECS	Contact for details

Quality Control

Our production of 3-(Benzyloxy)Isoxazole-5-Carboxylic Acid adheres to stringent in-process controls and final release testing to ensure batch-to-batch consistency and high purity. Quality is verified through modern analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

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). Keep away from strong acids and incompatible organic solvents. For long-term storage, consider inert gas purging to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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