677015-05-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 677015-05-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,7,7,0,1 and 5 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 677015-05:
(8*6)+(7*7)+(6*7)+(5*0)+(4*1)+(3*5)+(2*0)+(1*5)=163
163 % 10 = 3
So 677015-05-3 is a valid CAS Registry Number.