The intricate world of organic synthesis relies on a palette of well-defined building blocks and intermediates that enable the construction of complex molecular architectures. Ethynylene Dibenzaldehyde, bearing the CAS number 192188-70-8, is a prime example of such a versatile intermediate. Its unique structure, featuring reactive aldehyde groups and a rigid, conjugated backbone, makes it an invaluable tool for synthetic organic chemists. NINGBO INNO PHARMCHEM CO.,LTD., as a reputable supplier and manufacturer in China, provides this essential compound to facilitate advanced chemical synthesis projects.

The chemical structure of Ethynylene Dibenzaldehyde, 4,4'-(1,4-Phenylenebis(ethyne-2,1-diyl))dibenzaldehyde, is characterized by two benzaldehyde units linked by ethyne moieties through a central phenylene core. This arrangement offers several key reactive sites and structural features. The aldehyde groups (-CHO) are highly susceptible to a wide array of nucleophilic addition and condensation reactions, forming new carbon-carbon or carbon-heteroatom bonds. Common transformations include Wittig reactions, Grignard additions, aldol condensations, and Schiff base formations, all of which are fundamental in building larger organic molecules. The ethyne (alkyne) functionalities also offer possibilities for click chemistry, such as copper-catalyzed azide-alkyne cycloaddition (CuAAC), allowing for further functionalization and the creation of triazole linkages.

As a chemical intermediate, Ethynylene Dibenzaldehyde serves as a critical starting material in multi-step synthetic pathways. Its rigid framework can be incorporated into complex molecules to impart specific structural constraints or extended conjugation. For instance, it can be used to synthesize advanced materials, pharmaceuticals, or specialty chemicals. The ability to buy Ethynylene Dibenzaldehyde from NINGBO INNO PHARMCHEM CO.,LTD. ensures access to a consistent and high-purity supply, which is vital for reproducible synthetic outcomes. Our role as a manufacturer in China means we are well-positioned to meet the demand from research institutions and chemical companies worldwide.

Beyond its utility in creating novel molecules, Ethynylene Dibenzaldehyde is particularly noted for its role in the synthesis of Covalent Organic Frameworks (COFs). In this context, it acts as an organic monomer that polymerizes with other complementary linkers to form highly ordered, porous crystalline materials. The specific geometry and reactivity of Ethynylene Dibenzaldehyde dictate the porosity, surface area, and overall architecture of the resulting COFs. This makes it an indispensable component for researchers focused on designing new materials for catalysis, adsorption, and separation technologies.

In essence, Ethynylene Dibenzaldehyde (CAS 192188-70-8) is more than just a chemical compound; it is a versatile tool for organic chemists. Its dual aldehyde functionality, coupled with its unique conjugated structure, opens doors to a vast array of synthetic possibilities. NINGBO INNO PHARMCHEM CO.,LTD. is proud to supply this vital intermediate, supporting innovation and progress across various branches of chemistry and material science.