452-41-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 452-41-5 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 4,5 and 2 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 452-41:
(5*4)+(4*5)+(3*2)+(2*4)+(1*1)=55
55 % 10 = 5
So 452-41-5 is a valid CAS Registry Number.