Heneicosa-12,20-diinsaeure, also known as 12,20-Henicosadienoic acid, is a long-chain unsaturated fatty acid with 21 carbon atoms and two double bonds located at the 12th and 20th carbon positions. This organic compound is a member of the diunsaturated fatty acids family and is characterized by its unique structure, which contributes to its distinct chemical properties and potential applications. Heneicosa-12,20-diinsaeure is found in various natural sources, such as plant oils and animal fats, and plays a role in the formation of lipids and cell membranes. Due to its specific structure, it may also have implications in the study of lipid metabolism, inflammation, and other biological processes.
The CAS Registry Mumber 3516-04-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,5,1 and 6 respectively; the second part has 2 digits, 0 and 4 respectively. Calculate Digit Verification of CAS Registry Number 3516-04: (6*3)+(5*5)+(4*1)+(3*6)+(2*0)+(1*4)=69 69 % 10 = 9 So 3516-04-9 is a valid CAS Registry Number.