733743-25-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 733743-25-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,3,3,7,4 and 3 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 733743-25:
(8*7)+(7*3)+(6*3)+(5*7)+(4*4)+(3*3)+(2*2)+(1*5)=164
164 % 10 = 4
So 733743-25-4 is a valid CAS Registry Number.