202844-80-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 202844-80-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,2,8,4 and 4 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 202844-80:
(8*2)+(7*0)+(6*2)+(5*8)+(4*4)+(3*4)+(2*8)+(1*0)=112
112 % 10 = 2
So 202844-80-2 is a valid CAS Registry Number.