Description

Thieno[2,3-B]Pyrazine-6-Carboxylic Acid is a high-value heterocyclic building block and key synthetic intermediate in advanced organic chemistry. This compound is critical for researchers and manufacturers developing novel active pharmaceutical ingredients (APIs) and functional materials. It is primarily sought after by the pharmaceutical, agrochemical, and specialty chemical industries for applications in medicinal chemistry and material science.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of complex drug candidates, particularly those targeting various therapeutic areas.
• Agrochemical Research: Used in the development of novel herbicides, fungicides, and insecticides due to its unique heterocyclic structure.
• Material Science: Serves as a building block for organic semiconductors, conductive polymers, and other advanced electronic materials.
• Ligand Synthesis: Employed in the preparation of specialized ligands for catalysis and metal-organic frameworks (MOFs).
• Academic & R&D: A valuable reagent for synthetic organic chemistry research in universities and corporate R&D laboratories.
• Dye & Pigment Industry: Potential intermediate for creating novel heterocyclic dyes and organic pigments.

Basic Information

Product Name	Thieno[2,3-B]Pyrazine-6-Carboxylic Acid
CAS No.	59944-79-5
Molecular Formula	C7H4N2O2S
Molecular Weight	180.18 g/mol
Synonyms	6-Thieno[2,3-b]pyrazinecarboxylic acid; Thieno[2,3-b]pyrazine-6-carboxylic acid; 6-Carboxythieno[2,3-b]pyrazine; 1-Thia-4,7-diazaindene-6-carboxylic acid; TPCA; Thienopyrazine carboxylic acid; 59944-79-5; Thieno(2,3-b)pyrazine-6-carboxylic acid
EINECS	Contact for details

Quality Control

Our Thieno[2,3-B]Pyrazine-6-Carboxylic Acid is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality systems are designed to meet the stringent requirements of pharmaceutical and advanced R&D applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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