228412-49-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 228412-49-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,8,4,1 and 2 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 228412-49:
(8*2)+(7*2)+(6*8)+(5*4)+(4*1)+(3*2)+(2*4)+(1*9)=125
125 % 10 = 5
So 228412-49-5 is a valid CAS Registry Number.