573722-57-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 573722-57-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,7,3,7,2 and 2 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 573722-57:
(8*5)+(7*7)+(6*3)+(5*7)+(4*2)+(3*2)+(2*5)+(1*7)=173
173 % 10 = 3
So 573722-57-3 is a valid CAS Registry Number.