73993-06-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 73993-06-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,9,9 and 3 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 73993-06:
(7*7)+(6*3)+(5*9)+(4*9)+(3*3)+(2*0)+(1*6)=163
163 % 10 = 3
So 73993-06-3 is a valid CAS Registry Number.