257294-01-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 257294-01-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,7,2,9 and 4 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 257294-01:
(8*2)+(7*5)+(6*7)+(5*2)+(4*9)+(3*4)+(2*0)+(1*1)=152
152 % 10 = 2
So 257294-01-2 is a valid CAS Registry Number.