Cis-caffeic acid, a naturally occurring organic compound, is a type of phenolic acid found in various plants, fruits, and vegetables, such as apples, grapes, and olives. It is an isomer of trans-caffeic acid, with the difference being the orientation of the hydroxyl groups on the molecule. Cis-caffeic acid has gained attention for its potential health benefits, including antioxidant, anti-inflammatory, and anticancer properties. It is also used in the pharmaceutical and cosmetic industries due to its ability to protect skin from UV damage and its potential role in wound healing.
The CAS Registry Mumber 4361-87-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,3,6 and 1 respectively; the second part has 2 digits, 8 and 7 respectively. Calculate Digit Verification of CAS Registry Number 4361-87: (6*4)+(5*3)+(4*6)+(3*1)+(2*8)+(1*7)=89 89 % 10 = 9 So 4361-87-9 is a valid CAS Registry Number.