23130-17-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 23130-17-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,1,3 and 0 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 23130-17:
(7*2)+(6*3)+(5*1)+(4*3)+(3*0)+(2*1)+(1*7)=58
58 % 10 = 8
So 23130-17-8 is a valid CAS Registry Number.