For professionals in the chemical and materials science industries, a deep understanding of key compounds is essential for driving innovation. Disodium Terephthalate, identified by its CAS number 10028-70-3, is one such compound that warrants attention due to its specific chemical properties and growing applications in high-technology sectors. This article provides a comprehensive overview of Disodium Terephthalate, covering its characteristics, uses, and guidance on sourcing from reputable manufacturers.

What is Disodium Terephthalate?
Disodium Terephthalate is the disodium salt of terephthalic acid, a dicarboxylic acid. Its chemical formula is C8H4Na2O4, and its molecular weight is approximately 210.10 g/mol. Typically appearing as a white powder, it is soluble in water, a property that facilitates its use in various aqueous-based chemical processes. The rigid aromatic structure of the terephthalate anion contributes to the thermal stability and specific performance characteristics of materials derived from it.

Key Applications:
The primary driver for the demand of high-purity Disodium Terephthalate lies in its utility within the electronic chemicals industry. It serves as a crucial raw material in the synthesis of certain photoresist chemicals. Photoresists are light-sensitive materials used in photolithography, a fundamental process in the fabrication of semiconductor devices. The precise control over solubility and reactivity afforded by compounds like Disodium Terephthalate is critical for achieving high-resolution patterns on silicon wafers.

Furthermore, research into advanced battery technologies, particularly sodium-ion batteries, has identified Disodium Terephthalate as a potential precursor for anode materials. Its electrochemical properties, when incorporated into suitable structures, can lead to improved charge/discharge cycles and overall battery performance.

Sourcing Disodium Terephthalate: What to Look For
When looking to buy Disodium Terephthalate, whether for research or industrial production, several factors are paramount. Firstly, purity is non-negotiable, especially for sensitive applications in electronics and batteries. Buyers should seek out a trusted disodium terephthalate manufacturer that can provide detailed certificates of analysis (CoA) verifying the purity profile and absence of detrimental impurities.

Secondly, reliability of supply is key. Partnering with an established electronic chemicals supplier, especially one with significant manufacturing capacity in China, can ensure consistent availability and mitigate supply chain risks. Competitive CAS 10028-70-3 price points are also important, but should always be considered alongside quality and supplier reputation.

In conclusion, Disodium Terephthalate is a valuable chemical intermediate with significant current and potential future applications. By understanding its properties and diligently selecting suppliers, businesses can effectively leverage this compound for innovation in electronics, energy storage, and beyond.