80590-69-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 80590-69-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,5,9 and 0 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 80590-69:
(7*8)+(6*0)+(5*5)+(4*9)+(3*0)+(2*6)+(1*9)=138
138 % 10 = 8
So 80590-69-8 is a valid CAS Registry Number.