285559-54-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 285559-54-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,8,5,5,5 and 9 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 285559-54:
(8*2)+(7*8)+(6*5)+(5*5)+(4*5)+(3*9)+(2*5)+(1*4)=188
188 % 10 = 8
So 285559-54-8 is a valid CAS Registry Number.