Description

Thieno[2,3-D]Pyrimidin-4(1H)-One, 6-Ethyl-2-Propyl- (9Ci) is a high-purity, advanced pharmaceutical intermediate belonging to the thienopyrimidine class of heterocyclic compounds. This compound is valued for its role as a critical building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly in therapeutic areas requiring targeted molecular scaffolds. It is primarily sought by research institutions, pharmaceutical R&D laboratories, and fine chemical manufacturers engaged in developing new drug candidates.

Application

• Pharmaceutical Intermediate: Serves as 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.
• Organic Synthesis Building Block: Employed in complex multi-step organic syntheses to construct more elaborate heterocyclic systems.
• Biochemical Research: May be utilized in the development of enzyme inhibitors or receptor modulators due to its privileged structure.
• Fine Chemical Production: Integrated into the manufacturing process of specialty chemicals for advanced applications.

Basic Information

Product Name	Thieno[2,3-D]Pyrimidin-4(1H)-One, 6-Ethyl-2-Propyl- (9Ci)
CAS No.	502649-04-9
Molecular Formula	C11H14N2OS
Molecular Weight	222.31 g/mol
Synonyms	6-Ethyl-2-propyl-1H-thieno[2,3-d]pyrimidin-4-one; 6-Ethyl-2-propylthieno[2,3-d]pyrimidin-4(1H)-one; 1H-Thieno[2,3-d]pyrimidin-4-one, 6-ethyl-2-propyl-; 502649-04-9; 6-Ethyl-2-propyl-4H-thieno[2,3-d]pyrimidin-4-one; 6-Ethyl-2-propyl-1,4-dihydrothieno[2,3-d]pyrimidin-4-one
EINECS	Contact for details

Quality Control

Our production of Thieno[2,3-D]Pyrimidin-4(1H)-One, 6-Ethyl-2-Propyl- (9Ci) adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is characterized and tested using advanced analytical techniques, including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from incompatible materials. For long-term storage, consider inert atmosphere conditions to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 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.