Description

3-(4-Chlorophenyl)-2-Mercapto-6,7-Dihydrothieno[3,2-D]Pyrimidin-4(3H)-One is a high-purity, heterocyclic organic compound that serves as a critical advanced intermediate in modern pharmaceutical synthesis. Its unique fused thienopyrimidine structure makes it a valuable scaffold for developing novel therapeutic agents. This compound is primarily utilized by research institutions and pharmaceutical manufacturers focused on medicinal chemistry and drug discovery programs.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of potential kinase inhibitors and other small-molecule drug candidates.
• Medicinal Chemistry Research: Core scaffold for structure-activity relationship (SAR) studies and library synthesis in drug discovery.
• Chemical Biology Probes: Used in the development of molecular probes to study biological pathways and target validation.
• Agrochemical Research: Intermediate in the research and development of new active ingredients for crop protection.
• Material Science: Potential precursor for organic electronic materials due to its conjugated heterocyclic system.

Basic Information

Product Name	3-(4-Chlorophenyl)-2-Mercapto-6,7-Dihydrothieno[3,2-D]Pyrimidin-4(3H)-One
CAS No.	887201-73-2
Molecular Formula	C12H9ClN2OS2
Molecular Weight	296.80 g/mol
Synonyms	3-(4-Chlorophenyl)-2-mercapto-6,7-dihydro-5H-thieno[3,2-d]pyrimidin-4-one; 4(3H)-Thieno[3,2-d]pyrimidinone, 3-(4-chlorophenyl)-6,7-dihydro-2-mercapto-; 887201-73-2; 3-(p-Chlorophenyl)-2-mercapto-4-oxo-3,4,6,7-tetrahydrothieno[3,2-d]pyrimidine; Thieno[3,2-d]pyrimidine derivative
EINECS	Contact for details

Quality Control

Our production of 3-(4-Chlorophenyl)-2-Mercapto-6,7-Dihydrothieno[3,2-D]Pyrimidin-4(3H)-One adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via NMR and IR spectroscopy, to ensure consistency and meet the exacting standards required for pharmaceutical R&D. Certificates of Analysis (COA) with full traceability are provided for every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This compound is easily oxidized and should be stored under an inert atmosphere (e.g., nitrogen or argon) for long-term stability. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
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.