111161-57-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 111161-57-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,1,1,6 and 1 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 111161-57:
(8*1)+(7*1)+(6*1)+(5*1)+(4*6)+(3*1)+(2*5)+(1*7)=70
70 % 10 = 0
So 111161-57-0 is a valid CAS Registry Number.