Description

Thieno[3,2-C]Pyridin-4(5H)-One, 3-Methyl- (9Ci) is a high-value heterocyclic organic compound that serves as a critical synthetic intermediate in advanced chemical research and development. Its unique fused-ring structure makes it a versatile building block for constructing complex molecular architectures. This compound is primarily sought after by pharmaceutical R&D teams and agrochemical innovators for the synthesis of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly for central nervous system (CNS) and anti-infective therapeutic areas.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its heterocyclic core 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: An essential scaffold in medicinal chemistry for structure-activity relationship (SAR) studies and library synthesis.
• Academic & Industrial R&D: Employed in fundamental research exploring new reactions and catalytic processes involving fused heterocycles.

Basic Information

Product Name	Thieno[3,2-C]Pyridin-4(5H)-One, 3-Methyl- (9Ci)
CAS No.	690635-71-3
Molecular Formula	C8H7NOS
Molecular Weight	165.21 g/mol
Synonyms	3-Methyl-4,5-dihydrothieno[3,2-c]pyridin-4-one; 3-Methylthieno[3,2-c]pyridin-4(5H)-one; 3-Methyl-5H-thieno[3,2-c]pyridin-4-one; 690635-71-3; Thieno[3,2-c]pyridin-4(5H)-one, 3-methyl-; 3-Methyl-4,5-dihydrothieno[3,2-c]pyridin-4-one; 3-Methyl-5H-thieno[3,2-c]pyridin-4-one
EINECS	Contact for details

Quality Control

Our Thieno[3,2-C]Pyridin-4(5H)-One, 3-Methyl- (9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
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.