676441-64-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 676441-64-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,7,6,4,4 and 1 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 676441-64:
(8*6)+(7*7)+(6*6)+(5*4)+(4*4)+(3*1)+(2*6)+(1*4)=188
188 % 10 = 8
So 676441-64-8 is a valid CAS Registry Number.