554453-88-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 554453-88-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,5,4,4,5 and 3 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 554453-88:
(8*5)+(7*5)+(6*4)+(5*4)+(4*5)+(3*3)+(2*8)+(1*8)=172
172 % 10 = 2
So 554453-88-2 is a valid CAS Registry Number.