55169-17-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55169-17-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,1,6 and 9 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 55169-17:
(7*5)+(6*5)+(5*1)+(4*6)+(3*9)+(2*1)+(1*7)=130
130 % 10 = 0
So 55169-17-0 is a valid CAS Registry Number.