854815-45-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 854815-45-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,4,8,1 and 5 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 854815-45:
(8*8)+(7*5)+(6*4)+(5*8)+(4*1)+(3*5)+(2*4)+(1*5)=195
195 % 10 = 5
So 854815-45-5 is a valid CAS Registry Number.