15144-45-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 15144-45-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,1,4 and 4 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 15144-45:
(7*1)+(6*5)+(5*1)+(4*4)+(3*4)+(2*4)+(1*5)=83
83 % 10 = 3
So 15144-45-3 is a valid CAS Registry Number.