Description

5-(4-Bromophenyl)-4-Chlorothieno[2,3-D]Pyrimidine is a high-value, multi-functional heterocyclic building block of significant interest in advanced organic synthesis. This compound matters for its role as a critical intermediate in the development of novel pharmaceutical candidates and agrochemicals, enabling the construction of complex molecular architectures. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for creating targeted bioactive molecules.

Application

• Pharmaceutical Intermediate: A key synthon for the research and development of kinase inhibitors and other small-molecule therapeutic agents.
• Agrochemical Research: Used in the synthesis of novel herbicides, fungicides, and insecticides with enhanced efficacy.
• Material Science Precursor: Serves as a building block for organic electronic materials, such as organic semiconductors and light-emitting diodes (OLEDs).
• Chemical Biology Probe: Employed in the design and synthesis of molecular probes for studying biological pathways and protein functions.
• Custom Synthesis & Contract Manufacturing: A vital starting material for custom synthesis projects and scale-up processes under cGMP or ISO standards.
• Academic & Institutional Research: Used in universities and research institutes for methodological studies in heterocyclic and medicinal chemistry.

Basic Information

Product Name	5-(4-Bromophenyl)-4-Chlorothieno[2,3-D]Pyrimidine
CAS No.	406199-84-6
Molecular Formula	C12H6BrClN2S
Molecular Weight	325.61 g/mol
Synonyms	4-Chloro-5-(4-bromophenyl)thieno[2,3-d]pyrimidine; 5-(4-Bromophenyl)-4-chlorothieno[2,3-d]pyrimidine; Thieno[2,3-d]pyrimidine, 5-(4-bromophenyl)-4-chloro-; 4-Chloro-5-(p-bromophenyl)thieno[2,3-d]pyrimidine; 5-(p-Bromophenyl)-4-chlorothieno[2,3-d]pyrimidine; BCPTP; CAS 406199-84-6
EINECS	Contact for details

Quality Control

Our 5-(4-Bromophenyl)-4-Chlorothieno[2,3-D]Pyrimidine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) with full traceability are provided for every shipment, supporting compliance in regulated research and development environments.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from incompatible materials. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (HPLC)	Conforms
Identification (IR)	Conforms
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

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