692-25-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 692-25-1 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 6,9 and 2 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 692-25:
(5*6)+(4*9)+(3*2)+(2*2)+(1*5)=81
81 % 10 = 1
So 692-25-1 is a valid CAS Registry Number.