29181-66-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 29181-66-6 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, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 29181-66:
(7*2)+(6*9)+(5*1)+(4*8)+(3*1)+(2*6)+(1*6)=126
126 % 10 = 6
So 29181-66-6 is a valid CAS Registry Number.