144728-22-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 144728-22-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,4,7,2 and 8 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 144728-22:
(8*1)+(7*4)+(6*4)+(5*7)+(4*2)+(3*8)+(2*2)+(1*2)=133
133 % 10 = 3
So 144728-22-3 is a valid CAS Registry Number.