Description

[3,3-Biisoxazole]-5-Carboxaldehyde(6Ci) is a high-purity heterocyclic aldehyde building block of significant interest in advanced organic synthesis. Its core value lies in its bifunctional reactivity, serving as a versatile precursor for constructing complex molecular architectures, particularly in pharmaceutical and agrochemical research. This compound is essential for medicinal chemists and process development scientists engaged in the synthesis of novel bioactive compounds and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of potential drug candidates, especially those containing fused isoxazole or pyrazole rings.
• Agrochemical Research: Used in the development of novel herbicides, fungicides, and insecticides that require specific heterocyclic scaffolds.
• Ligand Synthesis: Precursor for creating specialized chelating ligands used in catalysis and material science.
• Functional Material Development: Employed in the research of organic electronic materials, dyes, and photoactive compounds.
• Academic & R&D: A valuable reagent for methodological studies in organic chemistry and heterocycle synthesis.
• Custom Synthesis: Serves as a starting material for contract research organizations (CROs) and CDMOs producing bespoke compounds for clients.

Basic Information

Product Name	[3,3-Biisoxazole]-5-Carboxaldehyde(6Ci)
CAS No.	117883-37-1
Molecular Formula	C7H4N2O3
Molecular Weight	164.12 g/mol
Synonyms	5-Formyl[3,3']bi[1,2]oxazolyl; [3,3'-Biisoxazole]-5-carboxaldehyde; 5-([3,3'-Biisoxazol]-5-yl)carboxaldehyde; 1,2-Oxazole, 5-formyl-3,3'-bi-; (6Ci) designation for CAS indexing; Bifunctional isoxazole aldehyde; Heterocyclic aldehyde building block
EINECS	Contact for details

Quality Control

Every batch of [3,3-Biisoxazole]-5-Carboxaldehyde(6Ci) is produced and tested under a strict quality management system. We ensure high chemical purity and lot-to-lot consistency suitable for demanding research and development applications. 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 place at room temperature (15-25°C). This compound is easily oxidized and should be handled under an inert atmosphere for long-term storage or after opening. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.