1616490-78-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1616490-78-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,1,6,4,9 and 0 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1616490-78:
(9*1)+(8*6)+(7*1)+(6*6)+(5*4)+(4*9)+(3*0)+(2*7)+(1*8)=178
178 % 10 = 8
So 1616490-78-8 is a valid CAS Registry Number.