Description

Thieno[3,4-B]Pyrazine, 2,3-Dimethyl-, 1-Oxide (9Ci) is a specialized heterocyclic organic compound with a fused thiophene and pyrazine ring system. This molecule is valued as a key synthetic intermediate and building block in advanced organic chemistry, particularly for the development of novel materials and pharmaceuticals. It is primarily sought by research and development chemists in the pharmaceutical, agrochemical, and material science industries for constructing complex molecular architectures. The compound, identified by CAS number 78648-60-9, offers a unique structural motif for creating functionalized derivatives with tailored properties.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or requiring complex heterocyclic cores.
• Agrochemical Research: Used as a building block for developing new active ingredients in crop protection agents, such as herbicides or fungicides with novel modes of action.
• Organic Electronic Materials: Acts as a starting material for synthesizing conjugated molecules and polymers used in organic light-emitting diodes (OLEDs), organic photovoltaics (OPVs), and field-effect transistors (OFETs).
• Ligand Synthesis: Employed in the preparation of specialized ligands for catalysis, particularly in transition metal-catalyzed cross-coupling reactions.
• Dye and Pigment Chemistry: Utilized to create novel chromophores and fluorophores for advanced imaging, sensing, and coloring applications.
• Academic & Industrial R&D: A valuable reagent for methodological development and exploratory synthesis in both university laboratories and corporate R&D centers.

Basic Information

Product Name	Thieno[3,4-B]Pyrazine, 2,3-Dimethyl-, 1-Oxide (9Ci)
CAS No.	78648-60-9
Molecular Formula	C8H8N2OS
Molecular Weight	180.23 g/mol
Synonyms	2,3-Dimethylthieno[3,4-b]pyrazine 1-Oxide; 2,3-Dimethylthieno[3,4-b]pyrazine N-Oxide; Thieno[3,4-b]pyrazine, 2,3-dimethyl-, 1-oxide; 2,3-Dimethyl-1-oxidothieno[3,4-b]pyrazin-1-ium; 2,3-Dimethylthieno[3,4-b]pyrazine 1,1-dioxide (common misnomer check); DTXCID30178419; NSC 406179
EINECS	Contact for details

Quality Control

Our Thieno[3,4-B]Pyrazine, 2,3-Dimethyl-, 1-Oxide (9Ci) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay (HPLC), related substances, and residual solvents. Our quality systems are designed to support cGMP and ISO standards for research and development applications.

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). The compound is light-sensitive and should be handled under appropriate conditions to maintain stability. Keep the container tightly sealed when not in use to prevent moisture absorption or contamination.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Loss on Drying	≤ 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.