Methyl Thieno[3,2-b]thiophene-5-carboxylate, identified by CAS NO: 98800-10-3, stands as a critical chemical intermediate in various synthetic processes. This compound, also known by alternative names such as Thieno[3,2-b]thiophene-2-carboxylic Acid, Methyl Ester, plays a significant role in the production of specialized chemicals, particularly within the pharmaceutical sector. Its unique molecular structure, characterized by a thienothiophene core and a methyl carboxylate group, contributes to its versatility and reactivity in organic synthesis.

NINGBO INNO PHARMCHEM CO.,LTD. is a dedicated manufacturer and supplier of high-quality Methyl Thieno[3,2-b]thiophene-5-carboxylate. We ensure that our product meets stringent purity standards, typically at 99% minimum, making it suitable for demanding applications. Our commitment to excellence is reflected in the meticulous control of its physical and chemical properties, ensuring consistency and reliability for our global clientele.

The molecular formula of Methyl Thieno[3,2-b]thiophene-5-carboxylate is C8H6O2S2, with a molecular weight of 198.26200 g/mol. This compound exhibits a melting point in the range of 93-95ºC and boils at approximately 306.1ºC at 760mmHg. Its density is 1.412g/cm3. Typically, it presents as a crystalline powder, ranging in appearance from off-white to yellow, dependent on specific purification processes. These well-defined characteristics underline its suitability for precise chemical reactions where consistency is paramount.

As a versatile building block, Methyl Thieno[3,2-b]thiophene-5-carboxylate is primarily utilized as a chemical intermediate. Its applications extend to the synthesis of more complex organic molecules, including those with potential use in advanced materials and pharmaceutical research. The thienothiophene moiety is a valuable scaffold in medicinal chemistry, often incorporated into compounds designed for various biological activities. Therefore, the availability of a high-purity intermediate like CAS 98800-10-3 is essential for innovation and development in these fields.

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