54070-72-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54070-72-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,0,7 and 0 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 54070-72:
(7*5)+(6*4)+(5*0)+(4*7)+(3*0)+(2*7)+(1*2)=103
103 % 10 = 3
So 54070-72-3 is a valid CAS Registry Number.