Description

Thieno[2,3-D]Pyrimidine, 4-Chloro-2-Cyclopropyl- is a high-value heterocyclic building block and key synthetic intermediate. This compound is critical for pharmaceutical research and development, particularly in the synthesis of novel small molecule therapeutics. It is primarily utilized by medicinal chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials industries.

Application

• Pharmaceutical Intermediate: A crucial scaffold for the development of kinase inhibitors and other targeted therapeutic agents.
• Medicinal Chemistry Research: Serves as a versatile building block for constructing compound libraries in drug discovery programs.
• Agrochemical Synthesis: Used in the research and development of new active ingredients for crop protection.
• Chemical Biology Probes: Employed in the design of molecular probes for studying biological pathways and target validation.
• Material Science Research: Investigated as a precursor for organic electronic materials and functional polymers.

Basic Information

Product Name	Thieno[2,3-D]Pyrimidine, 4-Chloro-2-Cyclopropyl-
CAS No.	1247422-94-1
Molecular Formula	C9H7ClN2S
Molecular Weight	210.68 g/mol
Synonyms	4-Chloro-2-cyclopropylthieno[2,3-d]pyrimidine; 2-Cyclopropyl-4-chlorothieno[2,3-d]pyrimidine; 4-Chloro-2-cyclopropyl-[1]benzothieno[2,3-d]pyrimidine; Thieno[2,3-d]pyrimidine, 4-chloro-2-cyclopropyl-; 1247422-94-1; 4-Chloro-2-cyclopropylthieno[2,3-d]pyrimidine
EINECS	Contact for details

Quality Control

Our Thieno[2,3-D]Pyrimidine, 4-Chloro-2-Cyclopropyl- is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with customer specifications and industry best practices.

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 hygroscopic (moisture-sensitive) and should be handled under dry conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%

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