12505-45-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 12505-45-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,5,0 and 5 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 12505-45:
(7*1)+(6*2)+(5*5)+(4*0)+(3*5)+(2*4)+(1*5)=72
72 % 10 = 2
So 12505-45-2 is a valid CAS Registry Number.