80517-35-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 80517-35-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,5,1 and 7 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 80517-35:
(7*8)+(6*0)+(5*5)+(4*1)+(3*7)+(2*3)+(1*5)=117
117 % 10 = 7
So 80517-35-7 is a valid CAS Registry Number.