Description

6-Bromo-4-Chlorothieno[3,2-D]Pyrimidine is a high-purity, heterocyclic organic building block of significant importance in advanced chemical synthesis. This compound serves as a critical intermediate for the development of novel active pharmaceutical ingredients (APIs) and functional materials. It is primarily sought after by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and material science sectors for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of kinase inhibitors and other small-molecule drug candidates targeting various therapeutic areas.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and pesticides, leveraging its thienopyrimidine core.
• Material Science: Serves as a building block for organic electronic materials, such as organic semiconductors and light-emitting diodes (OLEDs).
• Chemical Biology: Employed as a molecular probe or scaffold in medicinal chemistry and biochemical research for structure-activity relationship (SAR) studies.
• Custom Synthesis: Utilized by contract research and manufacturing organizations (CROs/CMOs) for bespoke chemical synthesis and process development.

Basic Information

Product Name	6-Bromo-4-Chlorothieno[3,2-D]Pyrimidine
CAS No.	225385-03-5
Molecular Formula	C6H2BrClN2S
Molecular Weight	249.51 g/mol
Synonyms	6-Bromo-4-chlorothieno[3,2-d]pyrimidine; Thieno[3,2-d]pyrimidine, 6-bromo-4-chloro-; 4-Chloro-6-bromothieno[3,2-d]pyrimidine; 6-Bromo-4-chloro-thieno[3,2-d]pyrimidine; 225385-03-5; 6-Br-4-Cl-thieno[3,2-d]pyrimidine
EINECS	Contact for details

Quality Control

Our 6-Bromo-4-Chlorothieno[3,2-D]Pyrimidine is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with every shipment, confirming compliance with customer specifications and supporting regulatory requirements for research and development.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials. This material is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥97.0% (Standard Grade)
Water Content (KF)	≤0.5%
Residue on Ignition	≤0.1%

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