15400-24-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 15400-24-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,4,0 and 0 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 15400-24:
(7*1)+(6*5)+(5*4)+(4*0)+(3*0)+(2*2)+(1*4)=65
65 % 10 = 5
So 15400-24-5 is a valid CAS Registry Number.