5743-42-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 5743-42-0 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,7,4 and 3 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 5743-42:
(6*5)+(5*7)+(4*4)+(3*3)+(2*4)+(1*2)=100
100 % 10 = 0
So 5743-42-0 is a valid CAS Registry Number.