1005112-31-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1005112-31-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,5,1,1 and 2 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1005112-31:
(9*1)+(8*0)+(7*0)+(6*5)+(5*1)+(4*1)+(3*2)+(2*3)+(1*1)=61
61 % 10 = 1
So 1005112-31-1 is a valid CAS Registry Number.