285982-04-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 285982-04-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,8,5,9,8 and 2 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 285982-04:
(8*2)+(7*8)+(6*5)+(5*9)+(4*8)+(3*2)+(2*0)+(1*4)=189
189 % 10 = 9
So 285982-04-9 is a valid CAS Registry Number.