69129-68-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 69129-68-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,9,1,2 and 9 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 69129-68:
(7*6)+(6*9)+(5*1)+(4*2)+(3*9)+(2*6)+(1*8)=156
156 % 10 = 6
So 69129-68-6 is a valid CAS Registry Number.