113805-87-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 113805-87-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,3,8,0 and 5 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 113805-87:
(8*1)+(7*1)+(6*3)+(5*8)+(4*0)+(3*5)+(2*8)+(1*7)=111
111 % 10 = 1
So 113805-87-1 is a valid CAS Registry Number.