Description

4-(4-(3,4-Dichlorobenzyl)Piperazin-1-Yl)-5-Phenylthieno[2,3-D]Pyrimidine CAS NO 433313-38-3 is a high-purity, advanced pharmaceutical intermediate belonging to the thienopyrimidine class of heterocyclic compounds. This compound is of significant commercial interest due to its role as a key building block in the synthesis of novel therapeutic agents, particularly in oncology and targeted drug discovery. It is primarily utilized by research institutions, pharmaceutical R&D departments, and fine chemical manufacturers engaged in developing kinase inhibitors and other small-molecule drugs.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of novel kinase inhibitors for cancer therapy research.
• Drug Discovery & Development: Used as a core scaffold in medicinal chemistry for structure-activity relationship (SAR) studies and lead optimization.
• Biochemical Research: Serves as a reference standard or a tool compound in pharmacological assays to study specific biological pathways.
• Contract Research & Manufacturing (CRO/CMO): Supplied to organizations specializing in custom synthesis and process development for clinical trial materials.
• Academic Research: Employed in university laboratories for investigating new synthetic methodologies and heterocyclic chemistry.

Basic Information

Product Name	4-(4-(3,4-Dichlorobenzyl)Piperazin-1-Yl)-5-Phenylthieno[2,3-D]Pyrimidine
CAS No.	433313-38-3
Molecular Formula	C23H20Cl2N4S
Molecular Weight	455.40 g/mol
Synonyms	5-Phenyl-4-[4-[(3,4-dichlorophenyl)methyl]-1-piperazinyl]thieno[2,3-d]pyrimidine; 4-(4-(3,4-Dichlorobenzyl)piperazin-1-yl)-5-phenylthieno[2,3-d]pyrimidine; Thieno[2,3-d]pyrimidine, 4-[4-[(3,4-dichlorophenyl)methyl]-1-piperazinyl]-5-phenyl-; 433313-38-3; 4-(4-(3,4-Dichlorobenzyl)-1-piperazinyl)-5-phenylthieno[2,3-d]pyrimidine
EINECS	Contact for details

Quality Control

Our 4-(4-(3,4-Dichlorobenzyl)Piperazin-1-Yl)-5-Phenylthieno[2,3-D]Pyrimidine 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) with detailed chromatographic data are provided for every shipment, ensuring full traceability and compliance with your internal quality protocols.

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 product is hygroscopic (moisture-sensitive); therefore, the container must be kept tightly sealed in a dry environment to prevent degradation. For long-term storage, consider using desiccants.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 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.