Description

2-{[2-(4-Chlorophenyl)-2-Oxoethyl]Sulfanyl}-3-(4-Methoxyphenyl)-5,6,7,8-Tetrahydro[1]Benzothieno[2,3-D]Pyrimidin-4(3H)-One is a high-purity, complex heterocyclic compound that serves as a critical advanced intermediate in modern pharmaceutical research and development. Its intricate molecular architecture, featuring fused benzothienopyrimidine and substituted phenyl rings, makes it a valuable scaffold for synthesizing novel bioactive molecules. This compound is primarily sought by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries. The CAS number for this substance is 312585-66-3.

Application

This specialized chemical intermediate is designed for sophisticated synthetic applications, particularly in the development of new therapeutic agents. Its primary and potential uses include:

• Pharmaceutical Intermediate: Serving as a key building block in the synthesis of potential drug candidates targeting various disease pathways.
• Kinase Inhibitor Research: Acting as a core scaffold for the development of novel kinase inhibitors due to its benzothieno[2,3-d]pyrimidin-4(3H)-one structure.
• Medicinal Chemistry & SAR Studies: Utilized in structure-activity relationship (SAR) studies to optimize potency, selectivity, and pharmacokinetic properties of lead compounds.
• Agrochemical Research: Exploration of its utility in creating new active ingredients for crop protection products.
• Chemical Biology Probes: Potential use in the design of chemical probes to study specific biological processes and protein functions.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for custom synthesis projects at various scales.

Basic Information

Product Name	2-{[2-(4-Chlorophenyl)-2-Oxoethyl]Sulfanyl}-3-(4-Methoxyphenyl)-5,6,7,8-Tetrahydro[1]Benzothieno[2,3-D]Pyrimidin-4(3H)-One
CAS No.	312585-66-3
Molecular Formula	C27H23ClN2O3S2
Molecular Weight	523.06 g/mol
Synonyms	2-({2-(4-Chlorophenyl)-2-oxoethyl}sulfanyl)-3-(4-methoxyphenyl)-5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidin-4(3H)-one; 2-[(2-(4-Chlorophenyl)-2-oxoethyl)thio]-3-(4-methoxyphenyl)-5,6,7,8-tetrahydro-4H-[1]benzothieno[2,3-d]pyrimidin-4-one; 312585-66-3; Benzothieno[2,3-d]pyrimidin-4(3H)-one derivative; 4H-[1]Benzothieno[2,3-d]pyrimidin-4-one, 2-[[2-(4-chlorophenyl)-2-oxoethyl]thio]-3-(4-methoxyphenyl)-5,6,7,8-tetrahydro-; CAS 312585-66-3
EINECS	Contact for details

Quality Control

Our production of this advanced intermediate adheres to strict quality management systems. Every batch is characterized and tested using advanced analytical techniques including HPLC, NMR, and MS to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing batch-specific results are provided and can be tailored to meet client-specific requirements for R&D or cGMP applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (typically 15-25°C). This compound may be light-sensitive and should be handled under an inert atmosphere if found to be sensitive upon evaluation. 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)	≥ 97.0% (Area %)
Related Substances (HPLC)	Total impurities ≤ 3.0% Any single unknown impurity ≤ 1.0%
Water Content (KF)	≤ 0.5% w/w
Residue on Ignition	≤ 0.1%

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