54762-43-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54762-43-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,7,6 and 2 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 54762-43:
(7*5)+(6*4)+(5*7)+(4*6)+(3*2)+(2*4)+(1*3)=135
135 % 10 = 5
So 54762-43-5 is a valid CAS Registry Number.