17123-05-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 17123-05-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,1,2 and 3 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 17123-05:
(7*1)+(6*7)+(5*1)+(4*2)+(3*3)+(2*0)+(1*5)=76
76 % 10 = 6
So 17123-05-6 is a valid CAS Registry Number.