1,12-diamino-3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10-hexadecafluorododecane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 117490-47-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,4,9 and 0 respectively; the second part has 2 digits, 4 and 7 respectively. Calculate Digit Verification of CAS Registry Number 117490-47: (8*1)+(7*1)+(6*7)+(5*4)+(4*9)+(3*0)+(2*4)+(1*7)=128 128 % 10 = 8 So 117490-47-8 is a valid CAS Registry Number.