22169-26-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 22169-26-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,1,6 and 9 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 22169-26:
(7*2)+(6*2)+(5*1)+(4*6)+(3*9)+(2*2)+(1*6)=92
92 % 10 = 2
So 22169-26-2 is a valid CAS Registry Number.