Description

4-Pyrimidinecarboxaldehyde, 3-Oxide (9Ci) is a specialized heterocyclic aldehyde building block of significant interest in advanced organic synthesis. This compound matters for its unique reactivity profile, serving as a versatile precursor for constructing complex nitrogen-containing molecular architectures. It is primarily needed by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly in kinase inhibitor and antiviral research.
• Agrochemical Synthesis: Used in the development of new herbicides, fungicides, and plant growth regulators.
• Ligand and Catalyst Development: Serves as a precursor for creating specialized ligands used in transition metal catalysis.
• Material Science Research: Employed in the synthesis of functionalized heterocyclic polymers and organic electronic materials.
• Chemical Biology Probes: Useful for synthesizing labeled compounds and molecular probes for biochemical studies.
• Academic & Contract Research: Essential for methodological development and exploratory synthesis in university and CRO laboratories.

Basic Information

Product Name	4-Pyrimidinecarboxaldehyde, 3-Oxide (9Ci)
CAS No.	68571-67-5
Molecular Formula	C5H4N2O2
Molecular Weight	124.10 g/mol
Synonyms	4-Formylpyrimidine 3-Oxide; Pyrimidine-4-carboxaldehyde 3-Oxide; 4-Pyrimidinecarboxaldehyde N-Oxide; 3-Oxido-4-pyrimidinecarbaldehyde; 4-Aldehydopyrimidine 1-Oxide; 4-Pyrimidinecarbaldehyde 3-Oxide; 4-Pyrimidinecarboxaldehyde 1-Oxide
EINECS	Contact for details

Quality Control

Every batch of 4-Pyrimidinecarboxaldehyde, 3-Oxide is produced and tested under strict quality management protocols to ensure consistency and purity for research and development applications. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry place at 15-25°C. Due to its sensitivity, the container should be kept tightly sealed when not in use to minimize exposure to air and moisture.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Melting Point	Contact for details
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%

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