Description

2-[(2-Oxopropyl)Sulfanyl]-3-Phenyl-3,5,6,7-Tetrahydro-4H-Cyclopenta[4,5]Thieno[2,3-D]Pyrimidin-4-One is a high-purity, advanced pharmaceutical intermediate belonging to the fused heterocyclic class. This compound matters for its role as a critical building block in the synthesis of novel, complex active pharmaceutical ingredients (APIs), particularly those targeting specific enzymatic pathways. Pharmaceutical R&D laboratories and fine chemical manufacturers need this precise intermediate to develop next-generation therapeutic agents, leveraging its unique molecular scaffold.

Application

• Pharmaceutical Intermediate: A key precursor in the research and synthesis of novel drug candidates, especially for central nervous system (CNS) and anti-inflammatory targets.
• Organic Synthesis Building Block: Used in complex multi-step organic syntheses to construct fused polycyclic systems common in medicinal chemistry.
• Biochemical Research: Serves as a reference standard or a tool compound in biochemical assays and pharmacological studies.
• Agrochemical Research: Potential intermediate for developing new agrochemicals due to its heterocyclic structure containing sulfur and nitrogen.
• Material Science Research: Investigated for the development of organic electronic materials or specialty polymers with unique properties.

Basic Information

Product Name	2-[(2-Oxopropyl)Sulfanyl]-3-Phenyl-3,5,6,7-Tetrahydro-4H-Cyclopenta[4,5]Thieno[2,3-D]Pyrimidin-4-One
CAS No.	315685-18-8
Molecular Formula	C18H16N2O2S2
Molecular Weight	356.46 g/mol
Synonyms	3-Phenyl-2-[(2-oxopropyl)thio]-3,5,6,7-tetrahydro-4H-cyclopenta[4,5]thieno[2,3-d]pyrimidin-4-one; 2-[(2-Oxopropyl)thio]-3-phenyl-3,5,6,7-tetrahydro-4H-cyclopenta[4,5]thieno[2,3-d]pyrimidin-4-one; 4H-Cyclopenta[4,5]thieno[2,3-d]pyrimidin-4-one, 2-[(2-oxopropyl)thio]-3-phenyl-3,5,6,7-tetrahydro-; CAS 315685-18-8
EINECS	Contact for details

Quality Control

Our 2-[(2-Oxopropyl)Sulfanyl]-3-Phenyl-3,5,6,7-Tetrahydro-4H-Cyclopenta[4,5]Thieno[2,3-D]Pyrimidin-4-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for pharmaceutical R&D. Certificates of Analysis (COA) detailing batch-specific results are available upon request to support your quality assurance and regulatory documentation.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry place at a controlled room temperature (15-25°C). This compound is light-sensitive and easily oxidized; prolonged exposure to air, light, or moisture should be avoided to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 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.