420092-68-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 420092-68-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,2,0,0,9 and 2 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 420092-68:
(8*4)+(7*2)+(6*0)+(5*0)+(4*9)+(3*2)+(2*6)+(1*8)=108
108 % 10 = 8
So 420092-68-8 is a valid CAS Registry Number.