68065-71-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 68065-71-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,8,0,6 and 5 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 68065-71:
(7*6)+(6*8)+(5*0)+(4*6)+(3*5)+(2*7)+(1*1)=144
144 % 10 = 4
So 68065-71-4 is a valid CAS Registry Number.