54722-84-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54722-84-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,7,2 and 2 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 54722-84:
(7*5)+(6*4)+(5*7)+(4*2)+(3*2)+(2*8)+(1*4)=128
128 % 10 = 8
So 54722-84-8 is a valid CAS Registry Number.