2-hydroxy-5,6,7,8-tetramethoxy-1,4-naphthoquinone is a complex organic compound with the molecular formula C16H16O8. It is a derivative of 1,4-naphthoquinone, characterized by the presence of four methoxy groups (-OCH3) attached to the 5, 6, 7, and 8 positions of the naphthalene ring, and a hydroxyl group (-OH) at the 2 position. 2-hydroxy-5,6,7,8-tetramethoxy-1,4-naphthoquinone exhibits a variety of biological activities, including antioxidant, anti-inflammatory, and anticancer properties. It is often found in natural sources, such as plants, and has been studied for its potential therapeutic applications in medicine. The chemical structure of 2-hydroxy-5,6,7,8-tetramethoxy-1,4-naphthoquinone contributes to its unique reactivity and stability, making it a subject of interest in the field of organic chemistry and pharmacology.
The CAS Registry Mumber 1156-58-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,1,5 and 6 respectively; the second part has 2 digits, 5 and 8 respectively. Calculate Digit Verification of CAS Registry Number 1156-58: (6*1)+(5*1)+(4*5)+(3*6)+(2*5)+(1*8)=67 67 % 10 = 7 So 1156-58-7 is a valid CAS Registry Number.