554426-69-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 554426-69-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,5,4,4,2 and 6 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 554426-69:
(8*5)+(7*5)+(6*4)+(5*4)+(4*2)+(3*6)+(2*6)+(1*9)=166
166 % 10 = 6
So 554426-69-6 is a valid CAS Registry Number.