62489-54-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 62489-54-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,2,4,8 and 9 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 62489-54:
(7*6)+(6*2)+(5*4)+(4*8)+(3*9)+(2*5)+(1*4)=147
147 % 10 = 7
So 62489-54-7 is a valid CAS Registry Number.