1453-19-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1453-19-6 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,4,5 and 3 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1453-19:
(6*1)+(5*4)+(4*5)+(3*3)+(2*1)+(1*9)=66
66 % 10 = 6
So 1453-19-6 is a valid CAS Registry Number.