1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-Heptadecafluoro-octane-1-sulfonic acid 4-isopropenyl-phenyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 41605-64-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,1,6,0 and 5 respectively; the second part has 2 digits, 6 and 4 respectively. Calculate Digit Verification of CAS Registry Number 41605-64: (7*4)+(6*1)+(5*6)+(4*0)+(3*5)+(2*6)+(1*4)=95 95 % 10 = 5 So 41605-64-5 is a valid CAS Registry Number.