500690-73-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 500690-73-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,0,6,9 and 0 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 500690-73:
(8*5)+(7*0)+(6*0)+(5*6)+(4*9)+(3*0)+(2*7)+(1*3)=123
123 % 10 = 3
So 500690-73-3 is a valid CAS Registry Number.