80806-61-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 80806-61-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,8,0 and 6 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 80806-61:
(7*8)+(6*0)+(5*8)+(4*0)+(3*6)+(2*6)+(1*1)=127
127 % 10 = 7
So 80806-61-7 is a valid CAS Registry Number.