Description

Thieno[2,3-D]Pyrimidin-4(1H)-One, 6-Ethyl-2-(Methylthio)- (9Ci) is a high-value heterocyclic building block with a fused thiophene and pyrimidinone core. This compound is critical for advanced research and development in medicinal chemistry, serving as a versatile scaffold for creating novel pharmacologically active molecules. It is primarily sought after by pharmaceutical R&D teams, agrochemical innovators, and specialty chemical manufacturers for the synthesis of new active ingredients.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of potential drug candidates targeting various diseases.
• Medicinal Chemistry Research: Used as a core scaffold for structure-activity relationship (SAR) studies and library synthesis in drug discovery programs.
• Agrochemical Development: Serves as a building block for novel herbicides, fungicides, or insecticides.
• Chemical Biology Probes: Utilized in the development of molecular probes to study biological pathways and enzyme functions.
• Organic Synthesis: Employed in advanced organic reactions to construct complex heterocyclic systems for material science applications.

Basic Information

Product Name	Thieno[2,3-D]Pyrimidin-4(1H)-One, 6-Ethyl-2-(Methylthio)- (9Ci)
CAS No.	724745-33-9
Molecular Formula	C9H10N2OS2
Molecular Weight	226.32 g/mol
Synonyms	6-Ethyl-2-(methylthio)thieno[2,3-d]pyrimidin-4(1H)-one; 6-Ethyl-2-methylsulfanyl-1H-thieno[2,3-d]pyrimidin-4-one; 724745-33-9; Thieno[2,3-d]pyrimidin-4(1H)-one, 6-ethyl-2-(methylthio)-; 6-Ethyl-2-(methylthio)-1H-thieno[2,3-d]pyrimidin-4-one
EINECS	Contact for details

Quality Control

Our Thieno[2,3-D]Pyrimidin-4(1H)-One, 6-Ethyl-2-(Methylthio)- (9Ci) is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) with detailed specifications are provided for every shipment to support your quality assurance protocols.

Storage

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

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0%
Water Content	≤ 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.