205173-58-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 205173-58-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,5,1,7 and 3 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 205173-58:
(8*2)+(7*0)+(6*5)+(5*1)+(4*7)+(3*3)+(2*5)+(1*8)=106
106 % 10 = 6
So 205173-58-6 is a valid CAS Registry Number.