Description

Pyrazinecarboxylic Acid, 5-Methyl-, 1-Oxide (9Ci) is a specialized heterocyclic carboxylic acid derivative that serves as a high-value synthetic intermediate. This compound is critical for researchers and manufacturers requiring precise molecular scaffolds for advanced chemical synthesis. It is primarily utilized in the development of active pharmaceutical ingredients (APIs), agrochemicals, and functional materials where its unique pyrazine N-oxide structure imparts specific electronic and binding properties.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly in medicinal chemistry programs targeting neurological and metabolic diseases.
• Agrochemical Research: Used in the development of next-generation herbicides, fungicides, and plant growth regulators due to its bioactive heterocyclic core.
• Ligand Synthesis: Serves as a precursor for creating complex chelating ligands used in catalysis and metal-organic frameworks (MOFs).
• Material Science: Employed in the research of organic semiconductors and conductive polymers where its electron-deficient ring system is advantageous.
• Chemical Biology Probes: Utilized in the design of molecular probes and inhibitors for studying enzyme function and biological pathways.
• Fine Chemical Synthesis: A versatile intermediate for producing other substituted pyrazine derivatives with customized properties.

Basic Information

Product Name	Pyrazinecarboxylic Acid, 5-Methyl-, 1-Oxide (9Ci)
CAS No.	98502-96-6
Molecular Formula	C6H6N2O3
Molecular Weight	154.12 g/mol
Synonyms	5-Methylpyrazine-2-carboxylic acid 1-oxide; 5-Methylpyrazinecarboxylic acid N-oxide; 2-Pyrazinecarboxylic acid, 5-methyl-, 1-oxide; 5-Methyl-2-pyrazinecarboxylic acid 1-oxide; 5-Methylpyrazine-2-carboxylic acid N-oxide; 5-Methyl-1-oxido-2-pyrazinecarboxylate; 98502-96-6
EINECS	Contact for details

Quality Control

Our Pyrazinecarboxylic Acid, 5-Methyl-, 1-Oxide (9Ci) is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and FTIR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are available upon request, supporting compliance in regulated research and development environments.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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