181129-80-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 181129-80-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,1,1,2 and 9 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 181129-80:
(8*1)+(7*8)+(6*1)+(5*1)+(4*2)+(3*9)+(2*8)+(1*0)=126
126 % 10 = 6
So 181129-80-6 is a valid CAS Registry Number.