25117-86-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 25117-86-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,1,1 and 7 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 25117-86:
(7*2)+(6*5)+(5*1)+(4*1)+(3*7)+(2*8)+(1*6)=96
96 % 10 = 6
So 25117-86-6 is a valid CAS Registry Number.