Description

5-(4-Chlorophenyl)Thieno[2,3-D]Pyrimidine-4-Thiol is a high-purity heterocyclic organic compound featuring a fused thienopyrimidine core structure. This compound serves as a critical pharmaceutical intermediate and research chemical for the development of novel bioactive molecules. It is primarily utilized by pharmaceutical R&D laboratories and fine chemical manufacturers engaged in drug discovery and process chemistry.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of potential kinase inhibitors and other therapeutic agents.
• Chemical Research: Used in academic and industrial research to explore structure-activity relationships (SAR) in medicinal chemistry.
• Agrochemical Development: Serves as a precursor in the research and synthesis of new crop protection compounds.
• Material Science: Investigated for the creation of novel organic electronic materials due to its conjugated heterocyclic system.
• Reference Standard: Used as an analytical standard for quality control and method development in analytical laboratories.

Basic Information

Product Name	5-(4-Chlorophenyl)Thieno[2,3-D]Pyrimidine-4-Thiol
CAS No.	315676-32-5
Molecular Formula	C12H7ClN2S2
Molecular Weight	278.78 g/mol
Synonyms	5-(4-Chlorophenyl)-4-thioxo-3,4-dihydrothieno[2,3-d]pyrimidine; 4-Thiol-5-(4-chlorophenyl)thieno[2,3-d]pyrimidine; Thieno[2,3-d]pyrimidine-4-thiol, 5-(4-chlorophenyl)-; 315676-32-5; 5-(p-Chlorophenyl)thieno[2,3-d]pyrimidine-4-thiol
EINECS	Contact for details

Quality Control

Our production of 5-(4-Chlorophenyl)Thieno[2,3-D]Pyrimidine-4-Thiol adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles. We support cGMP compliance for advanced applications, and specifications can be tailored to meet specific project requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This material is easily oxidized and should be handled under an inert atmosphere for long-term storage or when opening sealed containers. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Off-white to light yellow 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.