Description

Thieno[3,4-B]Pyrazine is a high-purity fused heterocyclic compound that serves as a critical advanced intermediate in organic synthesis. This specialized chemical is valued for its unique electronic structure, making it a key building block for the development of novel functional materials. It is primarily sought by research and development teams in the pharmaceutical and advanced materials sectors for creating complex molecules with tailored properties.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs) and novel drug candidates, particularly for central nervous system (CNS) and anti-cancer therapies.
• Organic Semiconductor Research: Used as a core building block for developing organic light-emitting diodes (OLEDs), organic field-effect transistors (OFETs), and other electronic materials due to its electron-accepting properties.
• Dye and Pigment Synthesis: Serves as a starting material for creating novel dyes, pigments, and photochromic compounds with specific light-absorption characteristics.
• Ligand and Catalyst Development: Employed in the design and synthesis of novel ligands for catalysis and coordination chemistry applications.
• Agrochemical Research: Acts as an intermediate in the development of new agrochemicals and plant protection agents.
• Academic and Industrial R&D: A valuable reagent for fundamental research in heterocyclic and medicinal chemistry for exploring new chemical spaces.

Basic Information

Product Name	Thieno[3,4-B]Pyrazine
CAS No.	272-43-5
Molecular Formula	C6H4N2S
Molecular Weight	136.17 g/mol
Synonyms	Thieno[3,4-b]pyrazine; [1]Benzothieno[3,4-b]pyrazine; 1,4-Ethano-1,4-dihydrothieno[3,4-b]pyrazine; Thienopyrazine; 272-43-5; Thieno(3,4-b)pyrazine; NSC 163064
EINECS	205-981-6

Quality Control

Our Thieno[3,4-B]Pyrazine is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with every shipment, confirming compliance with agreed specifications. For custom synthesis or specific purity requirements (e.g., >98%, >99%), please contact our technical team.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (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	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	< 20 ppm

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