Description

Methyl2-Amino-4-Chlorothieno[2,3-D]Pyrimidine-6-Carboxylate is a high-purity, advanced pharmaceutical intermediate characterized by its fused heterocyclic structure. This compound is critical for the synthesis of novel active pharmaceutical ingredients (APIs), particularly in therapeutic areas requiring targeted molecular scaffolds. It is primarily utilized by research institutions and pharmaceutical manufacturers engaged in the development of kinase inhibitors and other small-molecule drugs.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of complex drug candidates, especially kinase inhibitors for oncology and inflammatory diseases.
• Organic Synthesis Research: Used in academic and industrial R&D for constructing novel thienopyrimidine-based heterocyclic libraries for biological screening.
• Agrochemical Development: Acts as a precursor in the research and development of new crop protection agents and herbicides.
• Material Science: Investigated for potential use in the development of organic electronic materials due to its conjugated system.

Basic Information

Product Name	Methyl2-Amino-4-Chlorothieno[2,3-D]Pyrimidine-6-Carboxylate
CAS No.	871231-32-2
Molecular Formula	C8H6ClN3O2S
Molecular Weight	243.67 g/mol
Synonyms	Methyl 2-Amino-4-chlorothieno[2,3-d]pyrimidine-6-carboxylate; 2-Amino-4-chlorothieno[2,3-d]pyrimidine-6-carboxylic acid methyl ester; Methyl 2-amino-4-chloro-thieno[2,3-d]pyrimidine-6-carboxylate; 6-Carbomethoxy-2-amino-4-chlorothieno[2,3-d]pyrimidine; 871231-32-2; Thieno[2,3-d]pyrimidine-6-carboxylic acid, 2-amino-4-chloro-, methyl ester
EINECS	Contact for details

Quality Control

Our production of Methyl2-Amino-4-Chlorothieno[2,3-D]Pyrimidine-6-Carboxylate adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is supported by a comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles. We operate under a cGMP-compliant quality system, and our analytical methods are validated to meet the rigorous standards required for pharmaceutical development.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizing agents.

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	≤ 20 ppm

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