Description

Methyl 4-Chlorothieno[3,2-D]Pyrimidine-7-Carboxylate is a high-value heterocyclic building block critical for advanced organic synthesis. This compound serves as a versatile intermediate in the development of novel active pharmaceutical ingredients (APIs) and agrochemicals. It is primarily sought after by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Key synthetic intermediate in the research and development of new pharmaceutical compounds.
• Building block for the synthesis of potential kinase inhibitors and other biologically active molecules.
• Precursor in the development of novel agrochemicals, including herbicides and fungicides.
• Used in material science research for creating organic semiconductors and electronic materials.
• Valuable scaffold in medicinal chemistry for structure-activity relationship (SAR) studies.
• Intermediate for custom synthesis and contract manufacturing of specialty chemicals.

Basic Information

Product Name	Methyl 4-Chlorothieno[3,2-D]Pyrimidine-7-Carboxylate
CAS No.	1246223-44-8
Molecular Formula	C8H5ClN2O2S
Molecular Weight	228.65 g/mol
Synonyms	Methyl 4-chlorothieno[3,2-d]pyrimidine-7-carboxylate; 4-Chloro-7-(methoxycarbonyl)thieno[3,2-d]pyrimidine; Thieno[3,2-d]pyrimidine-7-carboxylic acid, 4-chloro-, methyl ester; Methyl 4-chlorothienopyrimidine-7-carboxylate; 1246223-44-8
EINECS	Contact for details

Quality Control

Our Methyl 4-Chlorothieno[3,2-D]Pyrimidine-7-Carboxylate is manufactured under strict quality control protocols to ensure high purity and batch-to-batch consistency, suitable for demanding research and scale-up processes. Each batch is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We adhere to cGMP standards where applicable to support our clients' 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 incompatible materials such as strong bases and strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (HPLC/IR)	Conforms to reference standard
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Single Unknown Impurity	≤ 0.5%
Residual Solvents (GC)	Complies with ICH guidelines

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