1111141-19-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1111141-19-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,1,1,1,4 and 1 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1111141-19:
(9*1)+(8*1)+(7*1)+(6*1)+(5*1)+(4*4)+(3*1)+(2*1)+(1*9)=65
65 % 10 = 5
So 1111141-19-5 is a valid CAS Registry Number.