28465-11-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 28465-11-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,8,4,6 and 5 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 28465-11:
(7*2)+(6*8)+(5*4)+(4*6)+(3*5)+(2*1)+(1*1)=124
124 % 10 = 4
So 28465-11-4 is a valid CAS Registry Number.