1005177-58-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1005177-58-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,5,1,7 and 7 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1005177-58:
(9*1)+(8*0)+(7*0)+(6*5)+(5*1)+(4*7)+(3*7)+(2*5)+(1*8)=111
111 % 10 = 1
So 1005177-58-1 is a valid CAS Registry Number.