89166-24-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89166-24-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,1,6 and 6 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 89166-24:
(7*8)+(6*9)+(5*1)+(4*6)+(3*6)+(2*2)+(1*4)=165
165 % 10 = 5
So 89166-24-5 is a valid CAS Registry Number.