228249-62-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 228249-62-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,8,2,4 and 9 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 228249-62:
(8*2)+(7*2)+(6*8)+(5*2)+(4*4)+(3*9)+(2*6)+(1*2)=145
145 % 10 = 5
So 228249-62-5 is a valid CAS Registry Number.