64624-45-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 64624-45-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,6,2 and 4 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 64624-45:
(7*6)+(6*4)+(5*6)+(4*2)+(3*4)+(2*4)+(1*5)=129
129 % 10 = 9
So 64624-45-9 is a valid CAS Registry Number.