84280-92-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 84280-92-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,4,2,8 and 0 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 84280-92:
(7*8)+(6*4)+(5*2)+(4*8)+(3*0)+(2*9)+(1*2)=142
142 % 10 = 2
So 84280-92-2 is a valid CAS Registry Number.