4-Cyanobenzeneboronic acid pinacol ester

4-Cyanobenzeneboronic acid pinacol ester is a high-purity oled-materials supplied for industrial and specialty chemical applications. Contact our team for specifications, packaging options and lead times.

4-Cyanobenzeneboronic acid pinacol ester (CAS 171364-82-2) is a versatile organic intermediate widely used in synthetic chemistry, particularly in the development of pharmaceuticals, agrochemicals, and advanced materials. Its primary application lies in cross-coupling reactions, such as the Suzuki-Miyaura reaction, where it serves as a stable boronic ester for the formation of carbon–carbon bonds. This makes it valuable in the synthesis of complex aromatic compounds, heterocycles, and functionalized molecules. It is also employed in the preparation of biologically active compounds, dyes, and molecular probes, providing chemists with a reliable building block for constructing structurally diverse and highly functionalized molecules. Additionally, its pinacol ester form improves solubility and handling, making it suitable for laboratory and industrial-scale reactions.

The benefits of 4-Cyanobenzeneboronic acid pinacol ester stem from its chemical stability, reactivity, and versatility. Its boronic ester functionality allows for efficient coupling under mild conditions, minimizing side reactions and maximizing yield in target molecule synthesis. The presence of the cyano group adds an electron-withdrawing property, enabling further functionalization and fine-tuning of electronic properties in downstream products. Its pinacol ester structure enhances thermal and chemical stability compared to free boronic acids, simplifying storage and handling while maintaining high reactivity in cross-coupling reactions. This combination of stability and versatility makes it a preferred choice for chemists seeking reproducible results in complex molecule construction.

In conclusion, 4-Cyanobenzeneboronic acid pinacol ester is a valuable building block in modern organic synthesis, particularly for pharmaceuticals, agrochemicals, and functional materials. Its reactivity in cross-coupling reactions, combined with enhanced stability and ease of handling, makes it an indispensable tool for constructing complex, functionalized aromatic compounds. By enabling efficient and reliable synthetic pathways, it continues to support innovation and precision in chemical research and industrial applications.

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