57298-52-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57298-52-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,2,9 and 8 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 57298-52:
(7*5)+(6*7)+(5*2)+(4*9)+(3*8)+(2*5)+(1*2)=159
159 % 10 = 9
So 57298-52-9 is a valid CAS Registry Number.