Description

7-Methyl-5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidin-4(3H)-one is a high-purity heterocyclic organic compound featuring a fused benzothiophene and pyrimidinone core structure. This specialized intermediate is critical for pharmaceutical research and development, particularly in the synthesis of novel therapeutic agents. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the research and synthesis of potential drug candidates, especially those targeting central nervous system (CNS) disorders, oncology, and inflammatory diseases.
• Agrochemical Research: Used in the development of new active ingredients for crop protection products, leveraging its heterocyclic scaffold.
• Chemical Biology Probe: Acts as a core structure for designing molecular probes to study enzyme function and biological pathways.
• Material Science Precursor: Investigated as a precursor for advanced organic electronic materials due to its fused aromatic system.
• Academic & Institutional Research: Employed in universities and research institutes for methodological studies in organic synthesis and heterocyclic chemistry.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for client-specific synthesis projects requiring this precise molecular framework.

Basic Information

Product Name	7-Methyl-5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidin-4(3H)-one
CAS No.	95211-71-5
Molecular Formula	C₁₂H₁₂N₂OS
Molecular Weight	232.30 g/mol
Synonyms	7-Methyl-3,4,6,7-tetrahydro-5H-[1]benzothieno[2,3-d]pyrimidin-4-one; 7-Methyl-4,5,6,7-tetrahydrothieno[2',3':4,5]pyrimido[1,2-a]azepin-10(1H)-one; 95211-71-5; 7-Methyl-5,6,7,8-tetrahydro-4H-[1]benzothieno[2,3-d]pyrimidin-4-one; 4H-[1]Benzothieno[2,3-d]pyrimidin-4-one, 5,6,7,8-tetrahydro-7-methyl-
EINECS	Contact for details

Quality Control

Our 7-Methyl-5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidin-4(3H)-one is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity suitable for research and development applications. All products undergo rigorous analytical testing, including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your quality assurance processes.

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 storing under an inert atmosphere to maintain product integrity.

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%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Loss on Drying	≤ 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.