86517-56-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 86517-56-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,6,5,1 and 7 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 86517-56:
(7*8)+(6*6)+(5*5)+(4*1)+(3*7)+(2*5)+(1*6)=158
158 % 10 = 8
So 86517-56-8 is a valid CAS Registry Number.