Description

2-(Chloromethyl)-5-(2-Furyl)Thieno[2,3-D]Pyrimidin-4(3H)-One is a high-value heterocyclic building block and advanced pharmaceutical intermediate. This compound is critical for medicinal chemistry research and the synthesis of novel active pharmaceutical ingredients (APIs) targeting a range of therapeutic areas. It is primarily sought by research institutions, pharmaceutical R&D departments, and fine chemical manufacturers engaged in developing new drug candidates.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly in oncology and antiviral research.
• Medicinal Chemistry Research: Used as a core scaffold for structure-activity relationship (SAR) studies and library synthesis in drug discovery.
• Organic Synthesis Building Block: Employed in complex multi-step syntheses to construct fused heterocyclic systems of biological interest.
• Agrochemical Research: Potential application as an intermediate in the development of new crop protection agents and pesticides.
• Material Science Precursor: Can be utilized in the development of organic electronic materials and specialty polymers.

Basic Information

Product Name	2-(Chloromethyl)-5-(2-Furyl)Thieno[2,3-D]Pyrimidin-4(3H)-One
CAS No.	851116-06-8
Molecular Formula	C11H7ClN2O2S
Molecular Weight	266.70 g/mol
Synonyms	4(3H)-Thieno[2,3-d]pyrimidinone, 2-(chloromethyl)-5-(2-furanyl)-; 2-(Chloromethyl)-5-(2-furyl)-3H-thieno[2,3-d]pyrimidin-4-one; 851116-06-8; 5-(Furan-2-yl)-2-(chloromethyl)thieno[2,3-d]pyrimidin-4(3H)-one; Thieno[2,3-d]pyrimidin-4(3H)-one, 2-(chloromethyl)-5-(2-furanyl)-
EINECS	Contact for details

Quality Control

Our production of 2-(Chloromethyl)-5-(2-Furyl)Thieno[2,3-D]Pyrimidin-4(3H)-One adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity for research and development applications. Each lot is fully characterized and undergoes rigorous analytical testing, including HPLC, NMR, and MS. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. For long-term storage, consider using desiccants or storing under an inert atmosphere.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
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.