Description

4-Piperazin-1-Ylthieno[2,3-D]Pyrimidine is a high-purity, heterocyclic organic compound featuring a fused thienopyrimidine core substituted with a piperazine moiety. This specific molecular architecture makes it a valuable and versatile pharmaceutical intermediate and building block for medicinal chemistry research and development. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical and biotechnology sectors for the synthesis of novel active pharmaceutical ingredients (APIs) and drug candidates.

Application

• Pharmaceutical Intermediate: A key synthetic precursor in the development of kinase inhibitors and other targeted therapeutic agents.
• Medicinal Chemistry Research: Serves as a core scaffold for structure-activity relationship (SAR) studies and the generation of compound libraries for biological screening.
• Active Pharmaceutical Ingredient (API) Synthesis: Used in the multi-step synthesis of complex drug molecules, particularly in oncology and antiviral research.
• Biochemical Tool Compound: Employed in biochemical assays to study enzyme function and cellular signaling pathways.
• Contract Research & Manufacturing (CRO/CMO): Supplied to organizations specializing in custom synthesis and process scale-up for clinical trial materials.

Basic Information

Product Name	4-Piperazin-1-Ylthieno[2,3-D]Pyrimidine
CAS No.	373356-48-0
Molecular Formula	C10H12N4S
Molecular Weight	220.29 g/mol
Synonyms	4-(Piperazin-1-yl)thieno[2,3-d]pyrimidine; Thieno[2,3-d]pyrimidine, 4-(1-piperazinyl)-; 4-(1-Piperazinyl)thieno[2,3-d]pyrimidine; 4-Piperazin-1-yl-thieno[2,3-d]pyrimidine; 373356-48-0; 4-Piperazinylthieno[2,3-d]pyrimidine
EINECS	Contact for details

Quality Control

Our 4-Piperazin-1-Ylthieno[2,3-D]Pyrimidine is produced under strict quality management protocols to ensure batch-to-batch consistency and high chemical purity suitable for research and development applications. All materials are accompanied by a comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles. We support compliance with cGMP and ISO standards for advanced intermediates.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive); the container must be kept tightly sealed in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%

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