Description

Methyl Thieno[2,3-B]Pyrazine-6-Carboxylate is a high-purity heterocyclic building block of significant interest in advanced organic synthesis. This compound serves as a critical intermediate for the development of novel pharmaceuticals and functional materials. It is primarily sought after by research institutions and industrial R&D departments focused on medicinal chemistry, agrochemicals, and material science.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for central nervous system (CNS) and oncology targets.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides due to its unique fused-ring structure.
• Material Science: Building block for creating organic semiconductors, conductive polymers, and light-emitting materials.
• Chemical Biology: Employed as a molecular probe or scaffold in drug discovery and biochemical research.
• Academic & Contract Research: Essential reagent for synthetic methodology development and novel heterocycle exploration in university and CRO laboratories.

Basic Information

Product Name	Methyl Thieno[2,3-B]Pyrazine-6-Carboxylate
CAS No.	1824388-08-0
Molecular Formula	C8H6N2O2S
Molecular Weight	194.21 g/mol
Synonyms	Methyl Thieno[2,3-b]pyrazine-6-carboxylate; Methyl 3-Thieno[2,3-b]pyrazinecarboxylate; 6-(Methoxycarbonyl)thieno[2,3-b]pyrazine; Thieno[2,3-b]pyrazine-6-carboxylic acid methyl ester; Methyl 3-thieno[2,3-b]pyrazine-6-carboxylate; Methyl thienopyrazine-6-carboxylate
EINECS	Contact for details

Quality Control

Our Methyl Thieno[2,3-B]Pyrazine-6-Carboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) is provided with every shipment, detailing all relevant specifications. We support custom synthesis and can tailor purity grades to meet specific project requirements, from research (95%+) to GMP standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place. For long-term storage, we recommend keeping the material at 2-8°C under an inert atmosphere to maintain optimal stability. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.