139112-03-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 139112-03-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,1,1 and 2 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 139112-03:
(8*1)+(7*3)+(6*9)+(5*1)+(4*1)+(3*2)+(2*0)+(1*3)=101
101 % 10 = 1
So 139112-03-1 is a valid CAS Registry Number.