Diaza-15-crown-5, scientifically known as 1,4,10-Trioxa-7,13-diazacyclopentadecane (CAS 31249-95-3), is a fascinating macrocyclic compound that holds significant importance in various branches of chemistry. Its unique structure, featuring a 15-membered ring containing three oxygen atoms and two nitrogen atoms, bestows upon it remarkable properties, particularly its ability to chelate metal ions. Understanding these properties is key for R&D scientists and product formulators looking to leverage this compound in their work.

Chemically, the presence of ether linkages (C-O-C) and secondary amine functionalities (N-H) within the cyclic structure dictates its reactivity and complexation behavior. The oxygen atoms act as Lewis bases, capable of coordinating with metal cations, while the nitrogen atoms can also participate in coordination or undergo substitution reactions. This duality makes Diaza-15-crown-5 an effective host molecule, particularly for alkali and alkaline earth metal cations. The size of the cavity within the ring is optimized for specific ions, leading to selective binding, which is a cornerstone of its utility.

The melting point of 1,4,10-Trioxa-7,13-diazacyclopentadecane is typically reported in the range of 88-91 °C, and its appearance can vary from white to yellow or orange powder/crystals. As a chemical intermediate, its applications are diverse. It finds use in facilitating reactions that require specific cation complexation, such as in phase-transfer catalysis or stabilizing reactive anionic species. Its ability to alter the solubility of inorganic salts in organic solvents makes it invaluable in many synthetic protocols.

For professionals seeking to buy Diaza-15-crown-5, it's essential to source from reliable manufacturers. Many chemical suppliers, particularly those based in China, offer this compound, often with guaranteed purity levels. The price for this intermediate will depend on the quantity purchased; bulk orders from a manufacturer generally offer better value. When considering a purchase, understanding the specific grade and intended application is important. For instance, its use in the synthesis of pharmaceutical intermediates requires a high level of purity to avoid unwanted side reactions or contamination.

The research community also frequently utilizes Diaza-15-crown-5 in studies related to host-guest chemistry, ion sensing, and the development of new catalytic systems. If you are looking to purchase this compound for research or industrial purposes, engaging with chemical suppliers who provide detailed technical data and support is recommended. Exploring options from established manufacturers and suppliers will ensure you obtain a high-quality product that meets your specific project requirements and enables successful chemical outcomes.