Description

4,5-Dimethyl-2,7-Diphenylpyrimido[4,5-D]Pyrimidine is a heterocyclic organic compound belonging to the pyrimidopyrimidine class, characterized by its fused ring system and phenyl substituents. This specialized chemical serves as a valuable advanced intermediate or building block in sophisticated organic synthesis, particularly for the development of novel materials and active pharmaceutical ingredients (APIs). It is primarily needed by research institutions, pharmaceutical R&D departments, and fine chemical manufacturers engaged in creating complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of potential drug candidates, particularly those targeting specific enzyme pathways where the pyrimidopyrimidine core is pharmacologically active.
• Agrochemical Research: Used in the development of new herbicides, fungicides, or insecticides, leveraging its heterocyclic structure for biological activity.
• Material Science: Serves as a precursor for organic electronic materials, such as ligands for metal-organic frameworks (MOFs) or components for organic light-emitting diodes (OLEDs).
• Dye and Pigment Synthesis: Acts as an intermediate in the production of specialized dyes and pigments due to its conjugated aromatic system.
• Academic & Industrial Research: Employed as a standard or novel substrate in chemical research to study reaction mechanisms, catalysis, and new synthetic methodologies.
• Ligand in Coordination Chemistry: Its nitrogen-rich structure makes it suitable for use as a chelating ligand in the formation of coordination complexes with various metals.

Basic Information

Product Name	4,5-Dimethyl-2,7-Diphenylpyrimido[4,5-D]Pyrimidine
CAS No.	51164-88-6
Molecular Formula	C22H18N4
Molecular Weight	338.41 g/mol
Synonyms	2,7-Diphenyl-4,5-dimethylpyrimido[4,5-d]pyrimidine; 4,5-Dimethyl-2,7-diphenylpyrimido[4,5-d]pyrimidine; Pyrimido[4,5-d]pyrimidine, 4,5-dimethyl-2,7-diphenyl-; 4,5-Dimethyl-2,7-diphenyl-s-triazolo[4,3-a]pyrimidine (obsolete naming); DDPP (common abbreviation); 51164-88-6; 4,5-Dimethyl-2,7-diphenyl-1H-pyrimido[4,5-d]pyrimidine
EINECS	Contact for details

Quality Control

Our 4,5-Dimethyl-2,7-Diphenylpyrimido[4,5-D]Pyrimidine is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing key specifications such as assay (HPLC), related substances, and physical characteristics are provided and available upon request. We adhere to cGMP principles where applicable to support its use in regulated research environments.

Storage

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

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Loss on Drying	≤ 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.