1,1'-Biphenyl, 2,2',3,3',4,4',5,5'-octafluoro-6,6'-diiodo- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 15260-74-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,2,6 and 0 respectively; the second part has 2 digits, 7 and 4 respectively. Calculate Digit Verification of CAS Registry Number 15260-74: (7*1)+(6*5)+(5*2)+(4*6)+(3*0)+(2*7)+(1*4)=89 89 % 10 = 9 So 15260-74-9 is a valid CAS Registry Number.