Description

5-Methoxypyrazine-2-Carboxylic Acid is a high-purity organic building block and pharmaceutical intermediate of significant commercial and research interest. This compound is valued for its pyrazine core, which is a privileged scaffold in medicinal chemistry, enabling the synthesis of novel active ingredients. It is primarily sought after by manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for developing new drugs, crop protection agents, and advanced materials.

Application

• Pharmaceutical Intermediate: A key building block for the synthesis of active pharmaceutical ingredients (APIs), particularly those targeting central nervous system (CNS) disorders and metabolic diseases.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and insecticides, leveraging its heterocyclic structure for bioactivity.
• Flavor & Fragrance Chemistry: Serves as a precursor for synthesizing complex aroma compounds and flavor enhancers due to its methoxypyrazine moiety.
• Ligand & Catalyst Development: Employed in organometallic chemistry to create novel chelating ligands for catalytic applications.
• Material Science Research: Acts as a monomer or functionalizing agent in the development of organic electronic materials and polymers.
• Academic & R&D: A versatile reagent for organic synthesis and medicinal chemistry research in university and corporate laboratories.

Basic Information

Product Name	5-Methoxypyrazine-2-Carboxylic Acid
CAS No.	40155-42-8
Molecular Formula	C6H6N2O3
Molecular Weight	154.12 g/mol
Synonyms	5-Methoxy-2-pyrazinecarboxylic acid; 2-Pyrazinecarboxylic acid, 5-methoxy-; 5-Methoxypyrazine-2-carboxylic acid; 5-Methoxy-2-carboxypyrazine; 5-Methoxy-pyrazine-2-carboxylic acid; 5-Methoxypyrazinecarboxylic acid; 40155-42-8 (CAS)
EINECS	Contact for details

Quality Control

Our 5-Methoxypyrazine-2-Carboxylic Acid is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for pharmaceutical and fine chemical applications. Certificates of Analysis (COA) detailing all specifications are provided with each shipment and are available upon request.

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). This product is hygroscopic (moisture-sensitive) and light-sensitive; therefore, containers must be kept tightly sealed after opening to minimize exposure to atmospheric moisture and light.

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)	≤20 ppm

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