Description

2(1H)-Pyrazinone,5-Ethoxy-3,6-Dihydro-6-(1-Methylethyl)-,(S)-(9Ci) is a high-purity, single-enantiomer heterocyclic compound that serves as a critical chiral building block and intermediate in advanced organic synthesis. Its defined stereochemistry and functionalized pyrazinone core make it invaluable for constructing complex molecular architectures with precise spatial orientation. This compound is primarily sought after by research institutions and pharmaceutical companies engaged in the development of novel active pharmaceutical ingredients (APIs), agrochemicals, and specialty fine chemicals.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and development of new therapeutic agents, particularly for central nervous system (CNS) and anti-infective drugs.
• Agrochemical Synthesis: Used in the creation of advanced, enantiomerically pure pesticides and herbicides with improved efficacy and environmental profiles.
• Asymmetric Catalysis Ligand Precursor: Serves as a starting material for synthesizing novel chiral ligands and organocatalysts.
• Academic & Industrial R&D: Employed in methodological studies and process chemistry for constructing nitrogen-containing heterocycles.
• Fine Chemical Production: An intermediate for manufacturing specialty chemicals used in electronics, materials science, and diagnostics.

Basic Information

Product Name	2(1H)-Pyrazinone,5-Ethoxy-3,6-Dihydro-6-(1-Methylethyl)-,(S)-(9Ci)
CAS No.	134870-64-7
Molecular Formula	C9H14N2O2
Molecular Weight	182.22 g/mol
Synonyms	(S)-5-Ethoxy-6-isopropyl-3,6-dihydro-2(1H)-pyrazinone; (S)-6-Isopropyl-5-ethoxy-3,6-dihydro-2(1H)-pyrazinone; 5-Ethoxy-3,6-dihydro-6-(1-methylethyl)-2(1H)-pyrazinone, (S)-; (S)-5-Ethoxy-6-(propan-2-yl)-3,6-dihydro-2H-pyrazin-2-one; 134870-64-7; (S)-enantiomer of 5-ethoxy-6-isopropyl-3,6-dihydropyrazin-2(1H)-one
EINECS	Contact for details

Quality Control

Every batch of our 2(1H)-Pyrazinone,5-Ethoxy-3,6-Dihydro-6-(1-Methylethyl)-,(S)-(9Ci) is manufactured and tested under a strict quality management system. We provide comprehensive analytical data to ensure the product meets the high standards required for research and cGMP-grade synthesis. Certificates of Analysis (COA) detailing purity, chiral purity (enantiomeric excess), and impurity profiles are available for each lot upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). The compound may be hygroscopic; keep the container tightly sealed under an inert atmosphere for long-term storage to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
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.