51259-45-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 51259-45-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,1,2,5 and 9 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 51259-45:
(7*5)+(6*1)+(5*2)+(4*5)+(3*9)+(2*4)+(1*5)=111
111 % 10 = 1
So 51259-45-1 is a valid CAS Registry Number.