12081-34-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 12081-34-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,0,8 and 1 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 12081-34:
(7*1)+(6*2)+(5*0)+(4*8)+(3*1)+(2*3)+(1*4)=64
64 % 10 = 4
So 12081-34-4 is a valid CAS Registry Number.