17123-14-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 17123-14-7 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, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 17123-14:
(7*1)+(6*7)+(5*1)+(4*2)+(3*3)+(2*1)+(1*4)=77
77 % 10 = 7
So 17123-14-7 is a valid CAS Registry Number.