597569-50-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 597569-50-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,9,7,5,6 and 9 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 597569-50:
(8*5)+(7*9)+(6*7)+(5*5)+(4*6)+(3*9)+(2*5)+(1*0)=231
231 % 10 = 1
So 597569-50-1 is a valid CAS Registry Number.