24985-57-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 24985-57-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,4,9,8 and 5 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 24985-57:
(7*2)+(6*4)+(5*9)+(4*8)+(3*5)+(2*5)+(1*7)=147
147 % 10 = 7
So 24985-57-7 is a valid CAS Registry Number.