Description

6-tert-Butyl-3H-Thieno[3,2-D]Pyrimidin-4-One is a high-purity, heterocyclic organic compound belonging to the thienopyrimidinone class, serving as a critical advanced pharmaceutical intermediate. Its value lies in its role as a sophisticated building block for the synthesis of novel active pharmaceutical ingredients (APIs), particularly in therapeutic areas requiring complex molecular architectures. This product is essential for research institutions and pharmaceutical manufacturers engaged in drug discovery and development, especially for projects targeting kinase inhibition and other small-molecule therapies.

Application

• Pharmaceutical Intermediate: A key synthetic precursor in the research and development of new drug candidates, particularly for oncology and anti-inflammatory applications.
• Kinase Inhibitor Scaffold: Serves as a core structural motif for designing and synthesizing potent and selective kinase inhibitors.
• Agrochemical Research: Used in the discovery of new active ingredients for crop protection products, leveraging its heterocyclic bioactivity.
• Material Science: Investigated as a monomer or additive for creating specialty polymers with unique electronic or optical properties.
• Academic & Contract Research: Employed in university and CRO laboratories for methodological studies in heterocyclic and medicinal chemistry.

Basic Information

Item	Detail
Product Name	6-tert-Butyl-3H-Thieno[3,2-D]Pyrimidin-4-One
CAS No.	215928-65-7
Molecular Formula	C10H12N2OS
Molecular Weight	208.28 g/mol
Synonyms	6-tert-Butyl-3H-thieno[3,2-d]pyrimidin-4-one; 6-(tert-Butyl)thieno[3,2-d]pyrimidin-4(3H)-one; 6-tert-Butylthieno[3,2-d]pyrimidin-4(3H)-one; 4H-Thieno[3,2-d]pyrimidin-4-one, 6-(1,1-dimethylethyl)-3H-; 6-tert-Butyl-4-oxo-3,4-dihydrothieno[3,2-d]pyrimidine
EINECS	Contact for details

Quality Control

Every batch of 6-tert-Butyl-3H-Thieno[3,2-D]Pyrimidin-4-One is manufactured under a strict quality management system and undergoes rigorous analytical testing to ensure consistency and purity. Our standard grade meets a typical HPLC purity of ≥97%, with specifications tailored to support critical R&D and scale-up activities. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to guarantee full traceability and compliance with your project requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (typically 15-25°C). The compound may be light-sensitive; prolonged exposure to light should be avoided. Keep the container tightly sealed to minimize contact with atmospheric moisture.

Specification

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