53943-73-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 53943-73-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,9,4 and 3 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 53943-73:
(7*5)+(6*3)+(5*9)+(4*4)+(3*3)+(2*7)+(1*3)=140
140 % 10 = 0
So 53943-73-0 is a valid CAS Registry Number.