502841-00-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 502841-00-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,2,8,4 and 1 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 502841-00:
(8*5)+(7*0)+(6*2)+(5*8)+(4*4)+(3*1)+(2*0)+(1*0)=111
111 % 10 = 1
So 502841-00-1 is a valid CAS Registry Number.