Quercetin 3-O-(6''-galloyl)-beta-D-galactopyranoside(CAS: 53171-28-1)

Quercetin 3-O-(6''-galloyl)-beta-D-galactopyranoside is a yellow crystalline compound with a molecular weight of approximately 658.45 g/mol. It is slightly soluble in water but insoluble in organic solvents. It exhibits good stability under acidic conditions but can be affected by strong bases. This compound is known for its antioxidant and anti-inflammatory properties.

Quercetin 3-O-(6''-galloyl)-beta-D-galactopyranoside is synthesized via algal glycosylation of quercetin using 6′-galloyl-β-D-glucose as the glycosyl donor. This process is catalyzed by enzymes like galactosyltransferases and results in a yield of around 80%. The reaction is typically conducted under mild conditions to ensure high selectivity.

Quercetin 3-O-(6''-galloyl)-beta-D-galactopyranoside is utilized in the pharmaceutical industry for its potential anti-inflammatory and antioxidant effects. It is also used in the food industry as a natural coloring agent and in the cosmetic sector for its skin-protective properties. Additionally, it has applications in the development of sensors and semiconductors due to its optical properties.

When handling Quercetin 3-O-(6''-galloyl)-beta-D-galactopyranoside, it is essential to wear appropriate personal protective equipment (PPE) such as gloves, safety goggles, and a lab coat. Store the compound in a cool, dry place away from direct sunlight. Spills should be cleaned up promptly using appropriate safety protocols. Always refer to the Safety Data Sheet (SDS) for detailed handling and storage information.