80812-16-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 80812-16-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,8,1 and 2 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 80812-16:
(7*8)+(6*0)+(5*8)+(4*1)+(3*2)+(2*1)+(1*6)=114
114 % 10 = 4
So 80812-16-4 is a valid CAS Registry Number.