29181-03-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 29181-03-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,9,1,8 and 1 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 29181-03:
(7*2)+(6*9)+(5*1)+(4*8)+(3*1)+(2*0)+(1*3)=111
111 % 10 = 1
So 29181-03-1 is a valid CAS Registry Number.