Description

3-D)Pyrimidin-4(3H)-One,3-Amino-2-Methyl-5-Phenyl-Thieno( is a specialized heterocyclic organic compound that serves as a critical building block in advanced chemical synthesis. Its unique fused-ring structure containing pyrimidine and thiophene moieties makes it a valuable intermediate for developing novel active pharmaceutical ingredients (APIs) and functional materials. This high-purity intermediate is primarily sought by research and development teams in the pharmaceutical, agrochemical, and material science industries for creating new molecules with targeted properties.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly for central nervous system (CNS) and antiviral therapies.
• Agrochemical Research: Used in developing new classes of pesticides and herbicides due to its bioactive heterocyclic scaffold.
• Material Science: Serves as a building block for organic electronic materials, such as organic light-emitting diodes (OLEDs) and semiconductors.
• Chemical Synthesis: Employed in academic and industrial R&D for constructing complex fused-ring systems and exploring new chemical spaces.
• Ligand & Catalyst Development: Its structure can be functionalized to create novel ligands for metal catalysis and coordination chemistry.

Basic Information

Product Name	3-D)Pyrimidin-4(3H)-One,3-Amino-2-Methyl-5-Phenyl-Thieno(
CAS No.	43088-51-3
Molecular Formula	C13H11N3OS
Molecular Weight	257.31 g/mol
Synonyms	3-Amino-2-methyl-5-phenylthieno[2,3-d]pyrimidin-4(3H)-one; Thieno[2,3-d]pyrimidin-4(3H)-one, 3-amino-2-methyl-5-phenyl-; 3-Amino-2-methyl-5-phenyl-4H-thieno[2,3-d]pyrimidin-4-one; 43088-51-3; 5-Phenyl-3-amino-2-methylthieno[2,3-d]pyrimidin-4-one
EINECS	Contact for details

Quality Control

Our production of 3-Amino-2-Methyl-5-Phenyl-Thieno[2,3-d]pyrimidin-4(3H)-one adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. The material is characterized and released against comprehensive specifications, including identity confirmation by spectroscopic methods and purity assessment by HPLC. A Certificate of Analysis (COA) detailing all test results is provided with each shipment, and we support customer audits and regulatory documentation requirements.

Storage

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

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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