20244-60-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 20244-60-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,2,4 and 4 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 20244-60:
(7*2)+(6*0)+(5*2)+(4*4)+(3*4)+(2*6)+(1*0)=64
64 % 10 = 4
So 20244-60-4 is a valid CAS Registry Number.