52093-73-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 52093-73-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,2,0,9 and 3 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 52093-73:
(7*5)+(6*2)+(5*0)+(4*9)+(3*3)+(2*7)+(1*3)=109
109 % 10 = 9
So 52093-73-9 is a valid CAS Registry Number.