33453-54-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 33453-54-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,3,4,5 and 3 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 33453-54:
(7*3)+(6*3)+(5*4)+(4*5)+(3*3)+(2*5)+(1*4)=102
102 % 10 = 2
So 33453-54-2 is a valid CAS Registry Number.