Description

Thieno[2,3-B]Pyrazine-6-Carboxylic Acid, 1,2,3,4-Tetrahydro-2,3-Dioxo-7-Propyl- is a high-purity heterocyclic carboxylic acid derivative, serving as a critical advanced intermediate in pharmaceutical research and development. Its unique fused thienopyrazine-dione structure makes it a valuable building block for synthesizing novel active pharmaceutical ingredients (APIs) and complex organic molecules. This compound is primarily utilized by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop new therapeutic agents.

Application

• Pharmaceutical Intermediate: Key synthon for the research and development of new drug candidates, particularly in areas targeting central nervous system (CNS) disorders, oncology, and anti-infectives.
• Agrochemical Research: Used as a precursor in the synthesis of novel herbicides, fungicides, and insecticides, leveraging its heterocyclic core for bioactivity.
• Organic Synthesis Building Block: Employed in academic and industrial laboratories for constructing complex polyheterocyclic systems and functional materials.
• Ligand and Catalyst Development: The carboxylic acid and carbonyl functionalities allow for use in designing novel metal-organic frameworks (MOFs) or catalytic ligands.
• Chemical Biology Probe Synthesis: Useful for creating molecular probes to study enzyme function and biological pathways.

Basic Information

Product Name	Thieno[2,3-B]Pyrazine-6-Carboxylic Acid, 1,2,3,4-Tetrahydro-2,3-Dioxo-7-Propyl-
CAS No.	149587-39-3
Molecular Formula	C10H10N2O4S
Molecular Weight	254.26 g/mol
Synonyms	7-Propyl-1,2,3,4-tetrahydro-2,3-dioxothieno[2,3-b]pyrazine-6-carboxylic acid; 1,2,3,4-Tetrahydro-2,3-dioxo-7-propylthieno[2,3-b]pyrazine-6-carboxylic Acid; Thieno[2,3-b]pyrazine-6-carboxylic acid, 1,2,3,4-tetrahydro-2,3-dioxo-7-propyl-; 149587-39-3; 7-Propyl-2,3-dioxo-1,2,3,4-tetrahydrothieno[2,3-b]pyrazine-6-carboxylic acid
EINECS	Contact for details

Quality Control

Our Thieno[2,3-B]Pyrazine-6-Carboxylic Acid derivative is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via NMR and IR spectroscopy, to ensure it meets the high standards required for research and development applications. A comprehensive Certificate of Analysis (COA) detailing purity, impurities, and physical characteristics is provided with every shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture. For long-term storage, consider using desiccants.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.