22100-27-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 22100-27-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,1,0 and 0 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 22100-27:
(7*2)+(6*2)+(5*1)+(4*0)+(3*0)+(2*2)+(1*7)=42
42 % 10 = 2
So 22100-27-2 is a valid CAS Registry Number.