Description

1(2H)-Pyrazinecarboxylic Acid, 3,6-Dihydro-5-Methoxy-, Ethyl Ester (9Ci) is a specialized heterocyclic building block with significant utility in advanced organic synthesis. This compound matters for its role as a key precursor in the development of novel pharmaceuticals and agrochemicals, where its unique pyrazine core enables the construction of complex molecular architectures. It is primarily needed by research and development chemists in the pharmaceutical, agrochemical, and fine chemical industries for creating new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial building block for synthesizing novel drug candidates, particularly in central nervous system (CNS) and anti-infective research.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides with novel modes of action.
• Ligand and Catalyst Development: Serves as a precursor for creating specialized ligands used in asymmetric catalysis and metal-organic frameworks (MOFs).
• Fine Chemical Production: Employed in the multi-step synthesis of complex, high-value specialty chemicals and flavors/fragrances.
• Academic & Contract Research: A valuable reagent for methodological studies and the discovery of new chemical reactions in academic and CRO (Contract Research Organization) settings.
• Material Science Research: Investigated as a monomer or precursor for the development of organic electronic materials and polymers.

Basic Information

Product Name	1(2H)-Pyrazinecarboxylic Acid, 3,6-Dihydro-5-Methoxy-, Ethyl Ester (9Ci)
CAS No.	190908-89-5
Molecular Formula	C8H12N2O3
Molecular Weight	184.19 g/mol
Synonyms	Ethyl 5-methoxy-3,6-dihydro-2H-pyrazine-1-carboxylate; 5-Methoxy-1,2,3,6-tetrahydropyrazine-1-carboxylic acid ethyl ester; Ethyl 5-methoxy-1,2,3,6-tetrahydropyrazine-1-carboxylate; 1-Carbethoxy-5-methoxy-1,2,3,6-tetrahydropyrazine; 190908-89-5; SCHEMBL2180625; DTXSID70731885
EINECS	Contact for details

Quality Control

Our production of 1(2H)-Pyrazinecarboxylic Acid, 3,6-Dihydro-5-Methoxy-, Ethyl Ester (9Ci) adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing, including HPLC for purity and NMR/IR for structural confirmation, to ensure consistency and compliance with research-grade specifications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance and regulatory documentation.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Identification (NMR)	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.