89179-01-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89179-01-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,1,7 and 9 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 89179-01:
(7*8)+(6*9)+(5*1)+(4*7)+(3*9)+(2*0)+(1*1)=171
171 % 10 = 1
So 89179-01-1 is a valid CAS Registry Number.