Description

Ethyl 7-Aminothieno[2,3-B]Pyrazine-6-Carboxylate is a high-purity, heterocyclic organic building block of significant importance in advanced chemical synthesis. This compound serves as a critical intermediate for the development of novel active pharmaceutical ingredients (APIs) and functional materials. It is primarily required by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of potential drug candidates, particularly in therapeutic areas requiring complex heterocyclic cores.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its unique thienopyrazine structure for biological activity.
• Material Science: Serves as a building block for organic electronic materials, such as organic semiconductors and light-emitting diodes (OLEDs).
• Chemical Synthesis: Employed in academic and industrial R&D for constructing fused-ring systems and exploring novel chemical reactions.
• Dye and Pigment Intermediate: Utilized in the synthesis of specialized dyes and pigments due to its conjugated aromatic system.

Basic Information

Product Name	Ethyl 7-Aminothieno[2,3-B]Pyrazine-6-Carboxylate
CAS No.	56881-21-1
Molecular Formula	C9H9N3O2S
Molecular Weight	223.25 g/mol
Synonyms	Ethyl 7-amino-2,3-dihydrothieno[2,3-b]pyrazine-6-carboxylate; 7-Amino-6-ethoxycarbonylthieno[2,3-b]pyrazine; Ethyl 7-aminothieno[2,3-b]pyrazine-6-carboxylate; 56881-21-1; Thieno[2,3-b]pyrazine-6-carboxylic acid, 7-amino-, ethyl ester; 7-Amino-6-(ethoxycarbonyl)thieno[2,3-b]pyrazine
EINECS	Contact for details

Quality Control

Our Ethyl 7-Aminothieno[2,3-B]Pyrazine-6-Carboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep the container tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	Yellow to brown powder or crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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