22611-25-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 22611-25-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,6,1 and 1 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 22611-25:
(7*2)+(6*2)+(5*6)+(4*1)+(3*1)+(2*2)+(1*5)=72
72 % 10 = 2
So 22611-25-2 is a valid CAS Registry Number.