89854-92-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89854-92-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,8,5 and 4 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 89854-92:
(7*8)+(6*9)+(5*8)+(4*5)+(3*4)+(2*9)+(1*2)=202
202 % 10 = 2
So 89854-92-2 is a valid CAS Registry Number.