51954-45-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 51954-45-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,1,9,5 and 4 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 51954-45:
(7*5)+(6*1)+(5*9)+(4*5)+(3*4)+(2*4)+(1*5)=131
131 % 10 = 1
So 51954-45-1 is a valid CAS Registry Number.