25934-17-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 25934-17-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,9,3 and 4 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 25934-17:
(7*2)+(6*5)+(5*9)+(4*3)+(3*4)+(2*1)+(1*7)=122
122 % 10 = 2
So 25934-17-2 is a valid CAS Registry Number.