Description

5-Isoxazolecarboxaldehyde, 3-(2-Hydroxyethoxy)- (9Ci) is a versatile heterocyclic aldehyde building block of significant interest in advanced organic synthesis. Its molecular structure, featuring both an aldehyde group and a hydroxyethoxy side chain on the isoxazole ring, makes it a valuable precursor for constructing complex molecules with tailored properties. This compound is primarily sought after by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the development of new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon for the synthesis of novel drug candidates, particularly in medicinal chemistry programs targeting heterocyclic scaffolds.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging the bioactivity of the isoxazole moiety.
• Ligand and Catalyst Development: Serves as a precursor for creating specialized ligands used in asymmetric catalysis and metal-organic frameworks (MOFs).
• Material Science: Employed in the synthesis of functional polymers and advanced organic materials that require specific heterocyclic components.
• Chemical Biology Probes: Useful for creating labeled compounds or probes for studying biological processes and enzyme interactions.
• Custom Synthesis and Contract Manufacturing: A critical starting material for custom synthesis houses serving the life sciences sector.

Basic Information

Product Name	5-Isoxazolecarboxaldehyde, 3-(2-Hydroxyethoxy)- (9Ci)
CAS No.	173038-75-0
Molecular Formula	C6H7NO4
Molecular Weight	157.12 g/mol
Synonyms	3-(2-Hydroxyethoxy)-5-isoxazolecarboxaldehyde; 5-Formyl-3-(2-hydroxyethoxy)isoxazole; 3-(2-Hydroxyethoxy)isoxazole-5-carbaldehyde; Isoxazole-5-carboxaldehyde, 3-(2-hydroxyethoxy)-; 173038-75-0; 5-Isoxazolecarboxaldehyde, 3-(2-hydroxyethoxy)-; 3-(2-Hydroxyethoxy)-1,2-oxazole-5-carbaldehyde
EINECS	Contact for details

Quality Control

We supply 5-Isoxazolecarboxaldehyde, 3-(2-Hydroxyethoxy)- in high-purity grades suitable for research and development. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Due to its sensitivity, it is recommended to store under an inert atmosphere to prevent oxidation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.