For professionals in the chemical and pharmaceutical industries, understanding the properties and applications of specific chemical compounds is fundamental to informed decision-making. 1-Cyclopentylpiperazine, identified by its CAS number 21043-40-3, is a compound that warrants attention due to its growing significance in various research and development sectors. This article provides a detailed look at its characteristics and its diverse utility.

1-Cyclopentylpiperazine (molecular formula C9H18N2, molecular weight 154.25) is typically described as a liquid, often appearing as a pale yellow to clear solution. This physical state makes it convenient for handling and incorporation into reaction mixtures, especially in liquid-phase syntheses. Its boiling point is approximately 233.3 °C at atmospheric pressure, and it has a density of around 0.989 g/cm³. These physical properties are crucial for chemists when designing reaction conditions and purification protocols.

The primary application driving interest in 1-Cyclopentylpiperazine is its role as a pharmaceutical intermediate. Its structure, featuring a piperazine ring substituted with a cyclopentyl group, makes it an attractive scaffold for medicinal chemists. It has been explored in the development of drugs targeting the central nervous system (CNS), contributing to research in areas like psychopharmacology and neurodegenerative diseases. The ability to buy 1-Cyclopentylpiperazine from reliable manufacturers ensures access to a consistent quality material for these sensitive applications.

Beyond its pharmaceutical relevance, CAS 21043-40-3 also serves in broader chemical synthesis. It can be utilized as a building block for creating other complex organic molecules, including potential agrochemicals or specialty materials. The secondary amine nitrogen on the piperazine ring offers a reactive site for various chemical modifications, allowing chemists to tailor molecular structures for specific functions. When considering its purchase, understanding the typical purity levels, such as 99%, is vital for ensuring successful synthetic outcomes.

For procurement managers, identifying a dependable supplier for compounds like 1-Cyclopentylpiperazine is paramount. Manufacturers located in China are increasingly recognized for their capacity to produce high-quality chemical intermediates at competitive prices. When comparing options, it is advisable to look beyond just the price per kilogram and consider the supplier's commitment to quality control, regulatory compliance, and timely delivery. Inquiring about bulk pricing for CAS 21043-40-3 can reveal significant cost savings for larger orders.

In summary, 1-Cyclopentylpiperazine (CAS 21043-40-3) is a valuable chemical compound with a distinct set of properties and a growing list of applications, particularly in pharmaceutical R&D and general chemical synthesis. Its liquid form, specific boiling point, and reactive nature make it a versatile tool for chemists. Ensuring access to high-purity material from trusted manufacturers and suppliers is key to leveraging its full potential.