64713-73-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 64713-73-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,7,1 and 3 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 64713-73:
(7*6)+(6*4)+(5*7)+(4*1)+(3*3)+(2*7)+(1*3)=131
131 % 10 = 1
So 64713-73-1 is a valid CAS Registry Number.