25314-81-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 25314-81-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,3,1 and 4 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 25314-81:
(7*2)+(6*5)+(5*3)+(4*1)+(3*4)+(2*8)+(1*1)=92
92 % 10 = 2
So 25314-81-2 is a valid CAS Registry Number.