130539-58-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 130539-58-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,0,5,3 and 9 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 130539-58:
(8*1)+(7*3)+(6*0)+(5*5)+(4*3)+(3*9)+(2*5)+(1*8)=111
111 % 10 = 1
So 130539-58-1 is a valid CAS Registry Number.