111651-80-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 111651-80-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,1,6,5 and 1 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 111651-80:
(8*1)+(7*1)+(6*1)+(5*6)+(4*5)+(3*1)+(2*8)+(1*0)=90
90 % 10 = 0
So 111651-80-0 is a valid CAS Registry Number.