854254-16-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 854254-16-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,4,2,5 and 4 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 854254-16:
(8*8)+(7*5)+(6*4)+(5*2)+(4*5)+(3*4)+(2*1)+(1*6)=173
173 % 10 = 3
So 854254-16-3 is a valid CAS Registry Number.