Description

3,5-Dichloro-1-Ethylpyrazin-2(1H)-One is a specialized heterocyclic building block of significant interest in advanced organic synthesis. This compound serves as a versatile intermediate for constructing complex molecular architectures, particularly in the development of active pharmaceutical ingredients (APIs) and agrochemicals. It is primarily sought after by research institutions and industrial R&D departments within the pharmaceutical, agrochemical, and fine chemical sectors for creating novel compounds with targeted biological activities.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly for molecules containing functionalized pyrazinone cores.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and insecticides where the dichloro-substituted pyrazinone moiety imparts specific biological activity.
• Organic Synthesis Building Block: Employed in cross-coupling reactions, nucleophilic substitutions, and other transformations to introduce the 3,5-dichloro-1-ethylpyrazin-2(1H)-one scaffold into more complex molecules.
• Material Science Research: Investigated as a precursor for the synthesis of specialized polymers or organic electronic materials with unique properties.
• Chemical Reference Standard: Serves as a high-purity analytical standard for quality control and method development in analytical laboratories.

Basic Information

Product Name	3,5-Dichloro-1-Ethylpyrazin-2(1H)-One
CAS No.	1187017-35-1
Molecular Formula	C6H6Cl2N2O
Molecular Weight	193.03 g/mol
Synonyms	1-Ethyl-3,5-dichloropyrazin-2(1H)-one; 3,5-Dichloro-1-ethyl-1,2-dihydropyrazin-2-one; 1-Ethyl-3,5-dichloro-1H-pyrazin-2-one; 3,5-Dichloro-1-ethyl-2(1H)-pyrazinone; 2(1H)-Pyrazinone, 3,5-dichloro-1-ethyl-; 1-Ethyl-3,5-dichloro-2(1H)-pyrazinone
EINECS	Contact for details

Quality Control

Our 3,5-Dichloro-1-Ethylpyrazin-2(1H)-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide Certificates of Analysis (COA) with detailed specifications for all critical parameters. Our quality commitment aligns with cGMP standards for pharmaceutical intermediates, ensuring reliability for your most demanding synthesis applications.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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