86668-74-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 86668-74-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,6,6,6 and 8 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 86668-74:
(7*8)+(6*6)+(5*6)+(4*6)+(3*8)+(2*7)+(1*4)=188
188 % 10 = 8
So 86668-74-8 is a valid CAS Registry Number.