Description

2-(Benzylamino)-5,6,7,8-Tetrahydro[1]Benzothieno[2,3-D]Pyrimidin-4(3H)-One is a high-purity, heterocyclic organic compound belonging to the fused pyrimidine class, serving as a critical advanced pharmaceutical intermediate. Its complex molecular architecture makes it a valuable building block for medicinal chemistry research and the synthesis of novel active pharmaceutical ingredients (APIs). This compound is primarily utilized by research institutions and pharmaceutical development companies focused on creating new therapeutic agents.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, oncology, and inflammatory diseases.
• Medicinal Chemistry Research: Used as a core scaffold for structure-activity relationship (SAR) studies and the development of new chemical entities (NCEs) with potential biological activity.
• Biochemical Tool Compound: Employed in biochemical assays and as a reference standard to study enzyme inhibition or receptor binding mechanisms in pharmacological research.
• Organic Synthesis Building Block: Utilized in complex multi-step organic syntheses to construct more elaborate heterocyclic systems due to its reactive functional groups.
• Contract Research & Development (CRO/CMO): Supplied to contract research and manufacturing organizations supporting drug discovery and development pipelines for global clients.

Basic Information

Product Name	2-(Benzylamino)-5,6,7,8-Tetrahydro[1]Benzothieno[2,3-D]Pyrimidin-4(3H)-One
CAS No.	66607-49-6
Molecular Formula	C₁₉H₁₉N₃OS
Molecular Weight	337.44 g/mol
Synonyms	2-(Benzylamino)-4-oxo-3,4,5,6,7,8-hexahydrobenzo[4,5]thieno[2,3-d]pyrimidine; 4(3H)-Pyrimidinone, 2-(benzylamino)-5,6,7,8-tetrahydro[1]benzothieno[2,3-d]-; 2-Benzylamino-5,6,7,8-tetrahydro-4H-benzo[4,5]thieno[2,3-d]pyrimidin-4-one; Benzothienopyrimidinone derivative; BTPO; CAS 66607-49-6
EINECS	Contact for details

Quality Control

Our 2-(Benzylamino)-5,6,7,8-Tetrahydro[1]Benzothieno[2,3-D]Pyrimidin-4(3H)-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 research. Certificates of Analysis (COA) with detailed chromatographic data are available upon request to support your regulatory and quality documentation needs.

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). Due to its hygroscopic nature, the container should be kept in a dry environment and opened under moisture-controlled conditions when necessary to prevent degradation.

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%
Heavy Metals	≤ 10 ppm

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