Cresol Red, a compound with the CAS number 62625-29-0, is a well-regarded pH indicator that offers a unique dual-range color transition, making it invaluable in a variety of scientific applications. Its chemical structure, C21H19NaO5S, underpins its utility as a reliable tool for chemists and researchers. Typically presenting as a brown powder, Cresol Red is soluble in water and ethanol, facilitating its preparation and use in solution-based analyses. Understanding these fundamental Cresol Red chemical properties is key to harnessing its full potential.

The primary function of Cresol Red is as a pH indicator, signaling changes in acidity and alkalinity through distinct color shifts. It transitions from red to yellow in the pH range of 0.2 to 1.8, and then from yellow to red in the pH range of 7.2 to 8.8. This ability to monitor pH across both strongly acidic and near-neutral conditions makes it exceptionally useful for a wide array of titrations and chemical assays. Knowing the precise Cresol Red pH indicator range allows for accurate selection for specific experimental needs.

Beyond its standard laboratory use, Cresol Red has carved out important niches in specialized industries. It finds application in thermochromic materials, contributing to products that change color with temperature. More significantly, its use in pharmaceutical research is noteworthy. Here, Cresol Red is employed to measure the hydrophobicity of therapeutic drugs. This measurement is crucial for understanding how drugs will behave in biological systems, influencing their efficacy and delivery. These diverse Cresol Red applications showcase its broad impact.

The pharmaceutical application, in particular, highlights the compound's importance in drug development. By assessing drug hydrophobicity using Cresol Red, researchers can better predict how a drug will interact with cell membranes and its overall bioavailability. This detailed insight into drug behavior is essential for creating effective and safe medications. The readily available information on Cresol Red chemical properties, coupled with its established role in such critical analyses, makes it a preferred choice.

For professionals seeking this essential chemical, the process of buying Cresol Red online offers a convenient way to source laboratory supplies. Access to reliable information, such as its Cresol Red CAS number, ensures that the correct product is obtained for specific analytical requirements. The consistency and accuracy provided by Cresol Red make it a trusted component in both routine laboratory work and advanced research.

In summary, Cresol Red is a versatile and important chemical compound. Its reliable pH indication capabilities, coupled with its specialized applications in fields like pharmaceuticals and materials science, underscore its value. Whether used for basic laboratory analysis or advanced research, Cresol Red remains a key indicator for understanding and manipulating chemical environments. The ease of buying Cresol Red online further supports its widespread use in scientific communities.