1165569-11-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1165569-11-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,6,5,5,6 and 9 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1165569-11:
(9*1)+(8*1)+(7*6)+(6*5)+(5*5)+(4*6)+(3*9)+(2*1)+(1*1)=168
168 % 10 = 8
So 1165569-11-8 is a valid CAS Registry Number.