1169571-16-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1169571-16-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,6,9,5,7 and 1 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1169571-16:
(9*1)+(8*1)+(7*6)+(6*9)+(5*5)+(4*7)+(3*1)+(2*1)+(1*6)=177
177 % 10 = 7
So 1169571-16-7 is a valid CAS Registry Number.