1,3,4,6,7,8-Hexahydro-2H-pyrimido[1,2-a]pyrimidine丨CAS 5807-14-7

Overview

1,3,4,6,7,8-Hexahydro-2H-pyrimido[1,2-a]pyrimidine丨CAS 5807-14-7 is part of the fused diazine heterocycles, specifically pyrimido[1,2-a]pyrimidines, with saturated nitrogen-rich rings that exhibit chemical versatility and biological relevance.

Applications

1. Pharmaceutical Intermediates

Building Block in Drug Synthesis:
Its nitrogen-rich fused ring structure makes it a useful intermediate in the synthesis of a variety of bioactive compounds, including:

Antiviral agents

Antibacterial or antifungal molecules

CNS-active compounds

Lead Structure in Medicinal Chemistry:
The compound serves as a scaffold for structure–activity relationship (SAR) studies, aiding the design of new drug candidates.

2. Agrochemical Development

Used in the synthesis of agrochemicals, such as growth regulators or pesticidal agents, especially where nitrogen heterocycles enhance activity and specificity.

3. Coordination Chemistry and Catalysis

Chelating Ligand Potential:
The nitrogen atoms in the fused ring system can act as ligands for transition metals, enabling its use in the development of metal complexes for catalysis or materials science.

4. Chemical Research

Frequently utilized in academic and industrial research as a model compound for:

Studying heterocyclic reactivity

Exploring nucleophilicity or basicity in nitrogen-containing systems

Developing novel synthesis routes for polycyclic N-heterocycles

Benefits

1. Structural Versatility

The fused bicyclic structure provides rigidity and electron density, making it an excellent framework for further functionalization in drug design.

2. Nitrogen-Rich Scaffold

Multiple nitrogen atoms enhance hydrogen bonding potential, metal coordination, and biological interactions.

3. Good Solubility and Stability

Water-soluble and relatively stable, which is advantageous for handling, formulation, and further reactions in aqueous or polar systems.

4. High Synthetic Utility

Its ready availability and compatibility with a range of reactions (alkylation, acylation, N-substitution) make it a flexible synthetic intermediate.

Conclusion

1,3,4,6,7,8-Hexahydro-2H-pyrimido[1,2-a]pyrimidine丨CAS 5807-14-7 is a valuable nitrogen-containing heterocycle widely applied in pharmaceutical, agrochemical, and chemical research. Its compact, electron-rich bicyclic structure makes it ideal for building bioactive molecules and coordinating metal complexes. With broad synthetic flexibility and biological potential, it continues to be a favored tool in modern organic and medicinal chemistry.