trans-Piceatannol, identified by the CAS number 10083-24-6, is a chemical compound of significant interest within the fine chemical and pharmaceutical industries. Understanding its precise chemical properties and molecular structure is fundamental for its effective utilization in various applications.

Chemically, trans-Piceatannol is a stilbenoid, characterized by its molecular formula C14H12O4 and a molecular weight of 244.24. It is recognized by several synonyms, including 3,3',4,5'-Tetrahydroxy-trans-stilbene and Astringenin. The compound's physical appearance is typically a light tan to yellow powder. Its solubility in water is noted as 0.5 mg/mL, indicating a moderate level of solubility, while its melting point is reported in the range of 223-227 °C, signifying its stability as a solid at room temperature.

The molecular structure of trans-Piceatannol features a stilbene backbone adorned with four hydroxyl groups, contributing to its antioxidant and potential biological activities. Its EINECS number is 600-132-4, and its density is approximately 1.468 g/cm³. The boiling point is recorded at 507.277 °C at 760 mmHg, with a flash point of 252.174 °C, reflecting its thermal stability under standard conditions.

As a fine chemical intermediate, trans-Piceatannol plays a role in the synthesis of more complex molecules. Its availability from Chinese manufacturers and suppliers, such as NINGBO INNO PHARMCHEM CO.,LTD., is crucial for research and industrial applications. The emphasis on purity, often exceeding 99% via HPLC, ensures its reliability as a starting material or key component.

The compound's utility extends to its function as a pharmaceutical intermediate and in the development of natural cosmetic ingredients. Its known biological activities, including antioxidant and anti-inflammatory properties, make it a sought-after compound for product formulation and development.

In summary, trans-Piceatannol (CAS 10083-24-6) is a well-characterized stilbenoid with a defined set of physical and chemical properties. Its role as a versatile fine chemical intermediate, coupled with its natural origin and potent biological activities, solidifies its importance in chemical research, pharmaceutical development, and the cosmetic industry.