Description

6-(4-Fluorophenyl)-3,4-Dihydrothieno[3,2-D]-Pyrimidin-4-One is a high-purity, heterocyclic organic compound that serves as a critical advanced pharmaceutical intermediate (API) and a versatile building block in medicinal chemistry. Its value lies in its unique fused thienopyrimidinone scaffold, which is a privileged structure for designing potent and selective bioactive molecules. This compound is essential for research and development teams in the pharmaceutical, agrochemical, and fine chemical industries focused on creating new therapeutic agents and specialty chemicals.

Application

• Pharmaceutical Intermediate: A key building block for the synthesis of novel kinase inhibitors and other targeted small-molecule drugs.
• Medicinal Chemistry Research: Used in high-throughput screening and structure-activity relationship (SAR) studies to develop new chemical entities.
• Agrochemical Development: Serves as a precursor in the research and synthesis of new herbicides, fungicides, or insecticides.
• Biochemical Tool Compound: Utilized in academic and industrial laboratories to study specific biological pathways and enzyme functions.
• Fine Chemical Synthesis: Acts as a sophisticated precursor for synthesizing complex, high-value specialty chemicals and dyes.
• Contract Research & Manufacturing (CRO/CMO): Supplied to service organizations supporting drug discovery and development pipelines.

Basic Information

Product Name	6-(4-Fluorophenyl)-3,4-Dihydrothieno[3,2-D]-Pyrimidin-4-One
CAS No.	215928-68-0
Molecular Formula	C12H7FN2OS
Molecular Weight	246.26 g/mol
Synonyms	6-(4-Fluorophenyl)-3,4-dihydro-2H-thieno[3,2-d]pyrimidin-4-one; 6-(4-Fluorophenyl)-2H,3H,4H-thieno[3,2-d]pyrimidin-4-one; 6-(p-Fluorophenyl)thieno[3,2-d]pyrimidin-4(3H)-one; Thieno[3,2-d]pyrimidin-4(3H)-one, 6-(4-fluorophenyl)-3,4-dihydro-; 215928-68-0; 6-(4-Fluorophenyl)-3,4-dihydrothieno[3,2-d]pyrimidin-4-one
EINECS	Contact for details

Quality Control

Our 6-(4-Fluorophenyl)-3,4-Dihydrothieno[3,2-D]-Pyrimidin-4-One is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity suitable for research and development applications. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles. We support compliance with global regulatory frameworks, and specifications can be aligned with customer-specific requirements for advanced pharmaceutical intermediates.

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 conditions under an inert atmosphere to ensure optimal stability.

Specification

Item	Specification
Appearance	White to off-white 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%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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