For scientists and procurement professionals in the chemical and pharmaceutical industries, a deep understanding of a compound's specifications and potential applications is crucial for successful project execution. 1-Ethyl-4-ethynylbenzene (CAS: 40307-11-7) is a prime example of a versatile organic molecule whose characteristics make it highly sought after. Known also by its alternative name, 4-Ethylphenylacetylene, this compound offers a unique combination of chemical features that lend themselves to a wide range of synthetic endeavors.

The critical specifications for 1-Ethyl-4-ethynylbenzene, as provided by leading manufacturers like NINGBO INNO PHARMCHEM CO.,LTD., include a high minimum purity of 99%. This level of purity is essential for applications in pharmaceuticals and fine chemical synthesis, where even minor impurities can lead to unwanted side reactions or compromise the efficacy of the final product. Key physical and chemical data points include its molecular formula, C10H10, and a molecular weight of 130.186 g/mol. Furthermore, its boiling point is approximately 183.7±19.0 °C at standard atmospheric pressure (760 mmHg), indicating its stability and handling characteristics under typical laboratory conditions. The compound presents as a colorless to light yellow liquid, making it convenient for various laboratory procedures.

The applications of 1-Ethyl-4-ethynylbenzene are diverse and growing. Primarily, it serves as a vital pharmaceutical intermediate, enabling the construction of complex drug molecules. Its ethynyl group is highly reactive and participates readily in cross-coupling reactions, such as the Sonogashira coupling, a cornerstone in modern organic synthesis for forming carbon-carbon bonds. This makes it invaluable for creating new chemical entities in drug discovery programs. Beyond pharmaceuticals, it finds utility in the synthesis of advanced materials, including organic semiconductors and liquid crystals, where its specific electronic and structural properties can be leveraged.

For those looking to buy 1-Ethyl-4-ethynylbenzene, understanding these specifications and applications is key to making an informed purchase. As a reliable supplier and manufacturer in China, NINGBO INNO PHARMCHEM CO.,LTD. ensures that customers receive CAS 40307-11-7 with guaranteed purity and comprehensive technical data. Whether you are a researcher needing small quantities for initial experiments or a production manager requiring bulk supply of this versatile chemical, we are equipped to meet your demands with competitive pricing and efficient service.