Description

5-(5-Methyl-2-Furyl)-3-Phenyl-2-Thioxo-2,3-Dihydrothieno[2,3-D]Pyrimidin-4(1H)-One is a high-purity, complex heterocyclic compound that serves as a critical building block in advanced organic synthesis. Its unique fused-ring structure, incorporating furan, thiophene, and pyrimidinone moieties, makes it a valuable scaffold for pharmaceutical research and the development of novel materials. This compound is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for creating new active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting specific enzymatic pathways.
• Agrochemical Research: Used as a core structure for developing new herbicides, fungicides, or insecticides with unique modes of action.
• Material Science: Serves as a building block for organic electronic materials, such as semiconductors or light-emitting components, due to its conjugated system.
• Chemical Biology Probe: Utilized in research to study protein-ligand interactions or as a fluorescent tag precursor.
• Academic & Contract Research: Essential for methodological studies in heterocyclic and medicinal chemistry at universities and CROs.
• Dye & Pigment Intermediate: Potential starting material for synthesizing specialized dyes and colorants.

Basic Information

Product Name	5-(5-Methyl-2-Furyl)-3-Phenyl-2-Thioxo-2,3-Dihydrothieno[2,3-D]Pyrimidin-4(1H)-One
CAS No.	442865-24-9
Molecular Formula	C₁₇H₁₂N₂O₂S₂
Molecular Weight	340.42 g/mol
Synonyms	5-(5-Methyl-2-furanyl)-3-phenyl-2-thioxo-2,3-dihydrothieno[2,3-d]pyrimidin-4(1H)-one; Thieno[2,3-d]pyrimidin-4(1H)-one, 5-(5-methyl-2-furanyl)-3-phenyl-2-thioxo-2,3-dihydro-; 3-Phenyl-5-(5-methylfuran-2-yl)-2-thioxo-2,3-dihydrothieno[2,3-d]pyrimidin-4(1H)-one; CAS 442865-24-9
EINECS	Contact for details

Quality Control

Our production of 5-(5-Methyl-2-Furyl)-3-Phenyl-2-Thioxo-2,3-Dihydrothieno[2,3-D]Pyrimidin-4(1H)-One adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity for research and development applications. Each lot is fully characterized and undergoes rigorous analytical testing. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. The container should be kept tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

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