6169-26-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6169-26-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,1,6 and 9 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 6169-26:
(6*6)+(5*1)+(4*6)+(3*9)+(2*2)+(1*6)=102
102 % 10 = 2
So 6169-26-2 is a valid CAS Registry Number.