22578-06-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 22578-06-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,5,7 and 8 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 22578-06:
(7*2)+(6*2)+(5*5)+(4*7)+(3*8)+(2*0)+(1*6)=109
109 % 10 = 9
So 22578-06-9 is a valid CAS Registry Number.