454228-38-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 454228-38-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,5,4,2,2 and 8 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 454228-38:
(8*4)+(7*5)+(6*4)+(5*2)+(4*2)+(3*8)+(2*3)+(1*8)=147
147 % 10 = 7
So 454228-38-7 is a valid CAS Registry Number.