169874-54-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 169874-54-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,9,8,7 and 4 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 169874-54:
(8*1)+(7*6)+(6*9)+(5*8)+(4*7)+(3*4)+(2*5)+(1*4)=198
198 % 10 = 8
So 169874-54-8 is a valid CAS Registry Number.