64679-66-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 64679-66-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,6,7 and 9 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 64679-66:
(7*6)+(6*4)+(5*6)+(4*7)+(3*9)+(2*6)+(1*6)=169
169 % 10 = 9
So 64679-66-9 is a valid CAS Registry Number.