22342-04-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 22342-04-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,3,4 and 2 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 22342-04:
(7*2)+(6*2)+(5*3)+(4*4)+(3*2)+(2*0)+(1*4)=67
67 % 10 = 7
So 22342-04-7 is a valid CAS Registry Number.