2222-54-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2222-54-0 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,2,2 and 2 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 2222-54:
(6*2)+(5*2)+(4*2)+(3*2)+(2*5)+(1*4)=50
50 % 10 = 0
So 2222-54-0 is a valid CAS Registry Number.