5,6,7,8-Tetrahydroimidazo[1,2-a]pyrazine(CAS: 91476-80-1)

5,6,7,8-Tetrahydroimidazo[1,2-a]pyrazine is a solid with a crystalline form. Its molecular weight is approximately 141.14 g/mol. This compound has a moderate solubility in common organic solvents like dichloromethane and acetonitrile but is poorly soluble in water. It is relatively stable under normal conditions but can react with strong acids or bases. The compound is not flammable and has a low vapor pressure.

5,6,7,8-Tetrahydroimidazo[1,2-a]pyrazine can be synthesized via a multistep process involving the condensation of 1H-imidazole with malononitrile followed by hydrolysis. Commonly used catalysts include strong bases like sodium hydride. The reaction is typically carried out in an aprotic solvent such as dimethylformamide (DMF). The yield is usually around 70-80%, and high selectivity is achieved.

5,6,7,8-Tetrahydroimidazo[1,2-a]pyrazine is primarily used in the pharmaceutical industry for its potential as a ligand in metal complexes and as a precursor to various bioactive compounds. It also finds applications in polymer synthesis, where it can serve as a monomer, and in the development of sensors due to its chemical reactivity and stability.

When handling 5,6,7,8-Tetrahydroimidazo[1,2-a]pyrazine, it is important to use proper personal protective equipment (PPE) such as gloves, goggles, and a lab coat. It should be stored in a cool, dry place away from heat and ignition sources. Spills should be cleaned up using absorbent materials, and the area should be well-ventilated. Always refer to the Safety Data Sheet (SDS) for detailed handling and safety guidelines.