91144-19-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91144-19-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,1,4 and 4 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 91144-19:
(7*9)+(6*1)+(5*1)+(4*4)+(3*4)+(2*1)+(1*9)=113
113 % 10 = 3
So 91144-19-3 is a valid CAS Registry Number.