D-Leucine, scientifically known as (2S)-2-amino-4-methylpentanoic acid with the CAS number 328-38-1, is a chiral amino acid with a unique chemical profile that lends itself to a variety of industrial applications. While its role in human nutrition and pharmaceuticals is well-established, its utility extends into the cosmetic industry and biochemical research, making it a versatile compound for manufacturers and scientists alike.

From a chemical standpoint, D-Leucine is a white crystalline powder. Its molecular formula is C6H13NO2, and it has a molecular weight of approximately 131.17 g/mol. It is sparingly soluble in water and acids, but generally considered stable under normal storage conditions. These physical and chemical properties, such as its melting point exceeding 300°C and its specific optical rotation, are critical for quality control and ensuring its suitability for various applications. Sourcing high-purity D-Leucine from manufacturers in China ensures that these specifications are met.

In the cosmetics sector, D-Leucine is recognized for its beneficial properties. It acts as an antistatic agent, helping to reduce static electricity build-up on hair and skin. Furthermore, it functions as a hair conditioning and skin conditioning agent, improving the feel and appearance of personal care products. Its inclusion in formulations contributes to the overall efficacy and sensory experience of cosmetic items, making it a valuable ingredient for formulators.

As a biochemical research tool, D-Leucine is indispensable. Its well-defined structure and biological activity make it a standard for analytical chemistry and a component in various research assays. For instance, it has been used as a molecular marker in the recovery of DNA from ancient samples for PCR analysis, demonstrating its utility in advanced scientific techniques. Researchers often look to buy D-Leucine to ensure the reliability and accuracy of their experimental results.

When considering where to purchase D-Leucine, it's important to partner with a dependable supplier. Manufacturers in China offer competitive pricing for D-Leucine, often with various packaging options to suit different needs, from small research quantities to bulk industrial supply. Ensuring the product meets industry standards, such as USP or FCC, is paramount for its intended use.

In conclusion, the chemical properties of D-Leucine are not only fundamental to its biological functions but also enable its significant contributions to the cosmetic industry and scientific research. Its versatility makes it a valuable commodity for businesses seeking high-quality ingredients.