Description

2,4-Dichloro-7-Methylthieno[3,2-D]Pyrimidine is a high-purity, multi-functional heterocyclic building block of significant commercial importance. This compound serves as a critical synthetic intermediate in advanced organic chemistry, enabling the development of complex molecular architectures. It is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for the synthesis of novel active ingredients.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of kinase inhibitors, antiviral agents, and other small-molecule drug candidates.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and plant growth regulators.
• Material Science Research: Serves as a building block for organic electronic materials, such as semiconductors and light-emitting compounds.
• Chemical Biology: Employed in the design and synthesis of molecular probes and biochemical tools for target identification and validation.
• Custom Synthesis: A versatile starting material for contract research organizations (CROs) and CDMOs for bespoke chemical synthesis projects.

Basic Information

Product Name	2,4-Dichloro-7-Methylthieno[3,2-D]Pyrimidine
CAS No.	35265-83-9
Molecular Formula	C7H4Cl2N2S
Molecular Weight	219.09 g/mol
Synonyms	7-Methyl-2,4-dichlorothieno[3,2-d]pyrimidine; 2,4-Dichloro-7-methylthieno[3,2-d]pyrimidine; Thieno[3,2-d]pyrimidine, 2,4-dichloro-7-methyl-; 35265-83-9; 7-Methyl-2,4-dichloro-thieno[3,2-d]pyrimidine; 2,4-Dichloro-7-methyl-thieno[3,2-d]pyrimidine
EINECS	Contact for details

Quality Control

Our 2,4-Dichloro-7-Methylthieno[3,2-D]Pyrimidine is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. We provide comprehensive analytical data, including HPLC chromatograms and NMR spectra, with each shipment. Certificates of Analysis (COA) are available upon request and can be tailored to meet specific client or regulatory requirements.

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 strong oxidizing agents and strong bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.