89073-86-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89073-86-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,0,7 and 3 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 89073-86:
(7*8)+(6*9)+(5*0)+(4*7)+(3*3)+(2*8)+(1*6)=169
169 % 10 = 9
So 89073-86-9 is a valid CAS Registry Number.