Description

4-Chloro-2-Methyl-5-Phenylthieno[2,3-D]Pyrimidine is a high-value, heterocyclic organic compound that serves as a critical synthetic intermediate in advanced chemical research and development. Its unique fused-ring structure makes it a versatile building block for creating complex molecules with targeted biological or material properties. This compound is primarily sought after by pharmaceutical R&D teams and agrochemical innovators for the synthesis of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly in kinase inhibitor research and other targeted therapeutic areas.
• Agrochemical Development: Used in the research and production of advanced pesticides, herbicides, and fungicides due to its bioactive scaffold.
• Material Science Research: Serves as a building block for organic electronic materials, such as organic light-emitting diodes (OLEDs) and semiconductors.
• Chemical Synthesis: Employed as a versatile intermediate in custom synthesis and contract research for creating complex heterocyclic compounds.
• Academic & Industrial R&D: Utilized in laboratories for methodological studies, structure-activity relationship (SAR) exploration, and new reaction development.

Basic Information

Product Name	4-Chloro-2-Methyl-5-Phenylthieno[2,3-D]Pyrimidine
CAS No.	83548-61-2
Molecular Formula	C₁₃H₉ClN₂S
Molecular Weight	260.74 g/mol
Synonyms	4-Chloro-2-methyl-5-phenylthieno[2,3-d]pyrimidine; Thieno[2,3-d]pyrimidine, 4-chloro-2-methyl-5-phenyl-; 5-Phenyl-4-chloro-2-methylthieno[2,3-d]pyrimidine; 4-Chloro-2-methyl-5-phenyl-thieno[2,3-d]pyrimidine; 83548-61-2; 4-Chloro-2-methyl-5-phenylthieno(2,3-d)pyrimidine
EINECS	Contact for details

Quality Control

Our production of 4-Chloro-2-Methyl-5-Phenylthieno[2,3-D]Pyrimidine adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is characterized using advanced analytical techniques including HPLC, GC-MS, and NMR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, handling and transfer should be conducted under subdued lighting or in amber containers to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (HPLC)	Conforms
Identification (IR)	Conforms
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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