For chemists and material scientists, a thorough understanding of a chemical compound's specifications is fundamental to its successful application in synthesis. 1,3,5-tris(pyridin-4-ylethynyl)benzene (CAS: 168289-78-9) is a complex molecule with distinct properties that warrant careful consideration. As a leading manufacturer and supplier, we aim to provide comprehensive technical data to assist procurement managers and researchers in making informed decisions when they decide to buy this crucial chemical intermediate.

The molecular formula of 1,3,5-tris(pyridin-4-ylethynyl)benzene is C27H15N3, with a molecular weight of approximately 381.43 g/mol. Its physical appearance is typically described as a lemon or amber powder. A key parameter for chemists is its melting point, which is reported as 237 °C with decomposition, indicating its thermal stability under certain conditions. The predicted density is 1.29 ± 0.1 g/cm³, providing further physical characterization.

Understanding solubility is critical for preparing reaction solutions. 1,3,5-tris(pyridin-4-ylethynyl)benzene is known to be soluble in DMSO, with a solubility of approximately 3.81 mg/mL (9.99 mM). Sonication is recommended for optimal dissolution. For researchers requiring specific molar concentrations, our technical data includes tables for solution preparation, detailing the necessary volumes of solvents like DMSO for given masses of the compound. This information is invaluable for precise experimental design and purchase planning.

Proper storage is also essential to maintain the integrity and purity of this specialty chemical. We recommend storing 1,3,5-tris(pyridin-4-ylethynyl)benzene sealed and dry, ideally at temperatures between 2-8°C. Proper storage ensures the compound's longevity and prevents degradation, crucial for consistent results in sensitive synthesis pathways. For long-term storage of solutions, refrigeration at -80°C for up to a year is often suggested, provided the solution remains clear.

As a reliable supplier, we ensure that all product batches undergo stringent quality control. When you buy 1,3,5-tris(pyridin-4-ylethynyl)benzene from us, you receive a product that meets high purity standards. We encourage potential buyers to consult our technical support for any specific queries regarding synthesis, handling, or formulation. Our goal is to empower your research with the highest quality chemical intermediates available, backed by expert manufacturer insights.