45159-61-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 45159-61-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,5,1,5 and 9 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 45159-61:
(7*4)+(6*5)+(5*1)+(4*5)+(3*9)+(2*6)+(1*1)=123
123 % 10 = 3
So 45159-61-3 is a valid CAS Registry Number.