22242-84-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 22242-84-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,2,4 and 2 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 22242-84:
(7*2)+(6*2)+(5*2)+(4*4)+(3*2)+(2*8)+(1*4)=78
78 % 10 = 8
So 22242-84-8 is a valid CAS Registry Number.