16453-42-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 16453-42-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,4,5 and 3 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 16453-42:
(7*1)+(6*6)+(5*4)+(4*5)+(3*3)+(2*4)+(1*2)=102
102 % 10 = 2
So 16453-42-2 is a valid CAS Registry Number.